Home / 763,842,179.38-1,053,268,070.61-515,893,060.66

Finding the Fourth Proportional to 763,842,179.38, 1,053,268,070.61 and 515,893,060.66

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Solution

The fourth proportional to 763,842,179.38, 1,053,268,070.61 and 515,893,060.66 is: 711,369,054.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,842,179.38 : 1,053,268,070.61 = 515,893,060.66 : x
  2. Step 2: Convert to fraction form
    763,842,179.38/1,053,268,070.61 = 515,893,060.66/x
  3. Step 3: Cross multiply
    763,842,179.38x = 1,053,268,070.61 × 515,893,060.66
  4. Step 4: Simplify right side
    763,842,179.38x = 543,373,688,642,445,952
  5. Step 5: Solve for x
    x = 543,373,688,642,445,952/763,842,179.38
  6. Step 6: Final answer
    x = 711,369,054.12

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.