Home / 982,445,365.14-1,355,893,502.67-559,161,946.86

Finding the Fourth Proportional to 982,445,365.14, 1,355,893,502.67 and 559,161,946.86

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Solution

The fourth proportional to 982,445,365.14, 1,355,893,502.67 and 559,161,946.86 is: 771,711,158.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,445,365.14 : 1,355,893,502.67 = 559,161,946.86 : x
  2. Step 2: Convert to fraction form
    982,445,365.14/1,355,893,502.67 = 559,161,946.86/x
  3. Step 3: Cross multiply
    982,445,365.14x = 1,355,893,502.67 × 559,161,946.86
  4. Step 4: Simplify right side
    982,445,365.14x = 758,164,050,687,781,888
  5. Step 5: Solve for x
    x = 758,164,050,687,781,888/982,445,365.14
  6. Step 6: Final answer
    x = 771,711,158.29

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1.5x scale

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.