Home / 90,897,285.60-136,345,928.40-89,462,394.90

Finding the Fourth Proportional to 90,897,285.60, 136,345,928.40 and 89,462,394.90

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Solution

The fourth proportional to 90,897,285.60, 136,345,928.40 and 89,462,394.90 is: 134,193,592.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,897,285.60 : 136,345,928.40 = 89,462,394.90 : x
  2. Step 2: Convert to fraction form
    90,897,285.60/136,345,928.40 = 89,462,394.90/x
  3. Step 3: Cross multiply
    90,897,285.60x = 136,345,928.40 × 89,462,394.90
  4. Step 4: Simplify right side
    90,897,285.60x = 12,197,833,289,527,926
  5. Step 5: Solve for x
    x = 12,197,833,289,527,926/90,897,285.60
  6. Step 6: Final answer
    x = 134,193,592.35

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1.5x scale

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.