Home / 124,516,400.80-186,774,601.20-52,852,784.80

Finding the Fourth Proportional to 124,516,400.80, 186,774,601.20 and 52,852,784.80

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Solution

The fourth proportional to 124,516,400.80, 186,774,601.20 and 52,852,784.80 is: 79,279,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,516,400.80 : 186,774,601.20 = 52,852,784.80 : x
  2. Step 2: Convert to fraction form
    124,516,400.80/186,774,601.20 = 52,852,784.80/x
  3. Step 3: Cross multiply
    124,516,400.80x = 186,774,601.20 × 52,852,784.80
  4. Step 4: Simplify right side
    124,516,400.80x = 9,871,557,803,329,420
  5. Step 5: Solve for x
    x = 9,871,557,803,329,420/124,516,400.80
  6. Step 6: Final answer
    x = 79,279,177.20

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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.