Home / 598,768,287.20-898,152,430.80-368,996,818.40

Finding the Fourth Proportional to 598,768,287.20, 898,152,430.80 and 368,996,818.40

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Solution

The fourth proportional to 598,768,287.20, 898,152,430.80 and 368,996,818.40 is: 553,495,227.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,768,287.20 : 898,152,430.80 = 368,996,818.40 : x
  2. Step 2: Convert to fraction form
    598,768,287.20/898,152,430.80 = 368,996,818.40/x
  3. Step 3: Cross multiply
    598,768,287.20x = 898,152,430.80 × 368,996,818.40
  4. Step 4: Simplify right side
    598,768,287.20x = 331,415,389,403,426,112
  5. Step 5: Solve for x
    x = 331,415,389,403,426,112/598,768,287.20
  6. Step 6: Final answer
    x = 553,495,227.60

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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.