Home / 91,573,313.60-137,359,970.40-23,421,339.20

Finding the Fourth Proportional to 91,573,313.60, 137,359,970.40 and 23,421,339.20

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Solution

The fourth proportional to 91,573,313.60, 137,359,970.40 and 23,421,339.20 is: 35,132,008.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,573,313.60 : 137,359,970.40 = 23,421,339.20 : x
  2. Step 2: Convert to fraction form
    91,573,313.60/137,359,970.40 = 23,421,339.20/x
  3. Step 3: Cross multiply
    91,573,313.60x = 137,359,970.40 × 23,421,339.20
  4. Step 4: Simplify right side
    91,573,313.60x = 3,217,154,459,240,359.50
  5. Step 5: Solve for x
    x = 3,217,154,459,240,359.50/91,573,313.60
  6. Step 6: Final answer
    x = 35,132,008.80

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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.