Home / 124,458,897.30-186,688,345.95-112,129,466.10

Finding the Fourth Proportional to 124,458,897.30, 186,688,345.95 and 112,129,466.10

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Solution

The fourth proportional to 124,458,897.30, 186,688,345.95 and 112,129,466.10 is: 168,194,199.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,458,897.30 : 186,688,345.95 = 112,129,466.10 : x
  2. Step 2: Convert to fraction form
    124,458,897.30/186,688,345.95 = 112,129,466.10/x
  3. Step 3: Cross multiply
    124,458,897.30x = 186,688,345.95 × 112,129,466.10
  4. Step 4: Simplify right side
    124,458,897.30x = 20,933,264,558,465,596
  5. Step 5: Solve for x
    x = 20,933,264,558,465,596/124,458,897.30
  6. Step 6: Final answer
    x = 168,194,199.15

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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.