Home / 134,781,680.16-202,179,868.56-42,658,538.22

Finding the Fourth Proportional to 134,781,680.16, 202,179,868.56 and 42,658,538.22

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Solution

The fourth proportional to 134,781,680.16, 202,179,868.56 and 42,658,538.22 is: 63,990,133.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,781,680.16 : 202,179,868.56 = 42,658,538.22 : x
  2. Step 2: Convert to fraction form
    134,781,680.16/202,179,868.56 = 42,658,538.22/x
  3. Step 3: Cross multiply
    134,781,680.16x = 202,179,868.56 × 42,658,538.22
  4. Step 4: Simplify right side
    134,781,680.16x = 8,624,697,650,281,336
  5. Step 5: Solve for x
    x = 8,624,697,650,281,336/134,781,680.16
  6. Step 6: Final answer
    x = 63,990,133.08

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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.