Home / 163,886,472.71-226,156,602.45-89,549,585.16

Finding the Fourth Proportional to 163,886,472.71, 226,156,602.45 and 89,549,585.16

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Solution

The fourth proportional to 163,886,472.71, 226,156,602.45 and 89,549,585.16 is: 123,574,750.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,886,472.71 : 226,156,602.45 = 89,549,585.16 : x
  2. Step 2: Convert to fraction form
    163,886,472.71/226,156,602.45 = 89,549,585.16/x
  3. Step 3: Cross multiply
    163,886,472.71x = 226,156,602.45 × 89,549,585.16
  4. Step 4: Simplify right side
    163,886,472.71x = 20,252,229,930,256,728
  5. Step 5: Solve for x
    x = 20,252,229,930,256,728/163,886,472.71
  6. Step 6: Final answer
    x = 123,574,750.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.