Home / 1,248,053,543.40-1,872,080,315.10-603,080,999.40

Finding the Fourth Proportional to 1,248,053,543.40, 1,872,080,315.10 and 603,080,999.40

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Solution

The fourth proportional to 1,248,053,543.40, 1,872,080,315.10 and 603,080,999.40 is: 904,621,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,053,543.40 : 1,872,080,315.10 = 603,080,999.40 : x
  2. Step 2: Convert to fraction form
    1,248,053,543.40/1,872,080,315.10 = 603,080,999.40/x
  3. Step 3: Cross multiply
    1,248,053,543.40x = 1,872,080,315.10 × 603,080,999.40
  4. Step 4: Simplify right side
    1,248,053,543.40x = 1,129,016,067,387,574,784
  5. Step 5: Solve for x
    x = 1,129,016,067,387,574,784/1,248,053,543.40
  6. Step 6: Final answer
    x = 904,621,499.10

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.