Home / 907,752,002.40-1,361,124,118.80-361,876,802.40

Finding the Fourth Proportional to 907,752,002.40, 1,361,124,118.80 and 361,876,802.40

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Solution

The fourth proportional to 907,752,002.40, 1,361,124,118.80 and 361,876,802.40 is: 542,614,329.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,752,002.40 : 1,361,124,118.80 = 361,876,802.40 : x
  2. Step 2: Convert to fraction form
    907,752,002.40/1,361,124,118.80 = 361,876,802.40/x
  3. Step 3: Cross multiply
    907,752,002.40x = 1,361,124,118.80 × 361,876,802.40
  4. Step 4: Simplify right side
    907,752,002.40x = 492,559,243,780,861,696
  5. Step 5: Solve for x
    x = 492,559,243,780,861,696/907,752,002.40
  6. Step 6: Final answer
    x = 542,614,329.11

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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.