Home / 434,275,332.80-651,350,013.60-127,535,460.80

Finding the Fourth Proportional to 434,275,332.80, 651,350,013.60 and 127,535,460.80

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Solution

The fourth proportional to 434,275,332.80, 651,350,013.60 and 127,535,460.80 is: 191,284,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,275,332.80 : 651,350,013.60 = 127,535,460.80 : x
  2. Step 2: Convert to fraction form
    434,275,332.80/651,350,013.60 = 127,535,460.80/x
  3. Step 3: Cross multiply
    434,275,332.80x = 651,350,013.60 × 127,535,460.80
  4. Step 4: Simplify right side
    434,275,332.80x = 83,070,224,126,562,272
  5. Step 5: Solve for x
    x = 83,070,224,126,562,272/434,275,332.80
  6. Step 6: Final answer
    x = 191,284,693.95

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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.