Home / 1,248,092,031.40-1,872,138,047.10-603,119,487.40

Finding the Fourth Proportional to 1,248,092,031.40, 1,872,138,047.10 and 603,119,487.40

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Solution

The fourth proportional to 1,248,092,031.40, 1,872,138,047.10 and 603,119,487.40 is: 904,679,231.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,092,031.40 : 1,872,138,047.10 = 603,119,487.40 : x
  2. Step 2: Convert to fraction form
    1,248,092,031.40/1,872,138,047.10 = 603,119,487.40/x
  3. Step 3: Cross multiply
    1,248,092,031.40x = 1,872,138,047.10 × 603,119,487.40
  4. Step 4: Simplify right side
    1,248,092,031.40x = 1,129,122,939,308,988,928
  5. Step 5: Solve for x
    x = 1,129,122,939,308,988,928/1,248,092,031.40
  6. Step 6: Final answer
    x = 904,679,231.10

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Double scale
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Similar ratio
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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.