Home / 156,833,278.60-235,249,917.90-149,778,891.40

Finding the Fourth Proportional to 156,833,278.60, 235,249,917.90 and 149,778,891.40

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Solution

The fourth proportional to 156,833,278.60, 235,249,917.90 and 149,778,891.40 is: 224,668,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,833,278.60 : 235,249,917.90 = 149,778,891.40 : x
  2. Step 2: Convert to fraction form
    156,833,278.60/235,249,917.90 = 149,778,891.40/x
  3. Step 3: Cross multiply
    156,833,278.60x = 235,249,917.90 × 149,778,891.40
  4. Step 4: Simplify right side
    156,833,278.60x = 35,235,471,905,003,020
  5. Step 5: Solve for x
    x = 35,235,471,905,003,020/156,833,278.60
  6. Step 6: Final answer
    x = 224,668,337.10

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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.