Home / 124,620,946.30-186,931,419.45-70,873,234.30

Finding the Fourth Proportional to 124,620,946.30, 186,931,419.45 and 70,873,234.30

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Solution

The fourth proportional to 124,620,946.30, 186,931,419.45 and 70,873,234.30 is: 106,309,851.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,620,946.30 : 186,931,419.45 = 70,873,234.30 : x
  2. Step 2: Convert to fraction form
    124,620,946.30/186,931,419.45 = 70,873,234.30/x
  3. Step 3: Cross multiply
    124,620,946.30x = 186,931,419.45 × 70,873,234.30
  4. Step 4: Simplify right side
    124,620,946.30x = 13,248,434,288,711,426
  5. Step 5: Solve for x
    x = 13,248,434,288,711,426/124,620,946.30
  6. Step 6: Final answer
    x = 106,309,851.45

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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.