Home / 139,445,200.08-208,925,397.90-97,857,878.76

Finding the Fourth Proportional to 139,445,200.08, 208,925,397.90 and 97,857,878.76

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Solution

The fourth proportional to 139,445,200.08, 208,925,397.90 and 97,857,878.76 is: 146,616,708.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,445,200.08 : 208,925,397.90 = 97,857,878.76 : x
  2. Step 2: Convert to fraction form
    139,445,200.08/208,925,397.90 = 97,857,878.76/x
  3. Step 3: Cross multiply
    139,445,200.08x = 208,925,397.90 × 97,857,878.76
  4. Step 4: Simplify right side
    139,445,200.08x = 20,444,996,257,582,960
  5. Step 5: Solve for x
    x = 20,444,996,257,582,960/139,445,200.08
  6. Step 6: Final answer
    x = 146,616,708.54

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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.