Home / 1,417,177,802.40-2,125,766,703.60-497,147,143.20

Finding the Fourth Proportional to 1,417,177,802.40, 2,125,766,703.60 and 497,147,143.20

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Solution

The fourth proportional to 1,417,177,802.40, 2,125,766,703.60 and 497,147,143.20 is: 745,720,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,177,802.40 : 2,125,766,703.60 = 497,147,143.20 : x
  2. Step 2: Convert to fraction form
    1,417,177,802.40/2,125,766,703.60 = 497,147,143.20/x
  3. Step 3: Cross multiply
    1,417,177,802.40x = 2,125,766,703.60 × 497,147,143.20
  4. Step 4: Simplify right side
    1,417,177,802.40x = 1,056,818,843,804,421,120
  5. Step 5: Solve for x
    x = 1,056,818,843,804,421,120/1,417,177,802.40
  6. Step 6: Final answer
    x = 745,720,714.80

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Double scale
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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.