Home / 74,748,803.60-112,123,205.40-55,616,927.60

Finding the Fourth Proportional to 74,748,803.60, 112,123,205.40 and 55,616,927.60

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Solution

The fourth proportional to 74,748,803.60, 112,123,205.40 and 55,616,927.60 is: 83,425,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,748,803.60 : 112,123,205.40 = 55,616,927.60 : x
  2. Step 2: Convert to fraction form
    74,748,803.60/112,123,205.40 = 55,616,927.60/x
  3. Step 3: Cross multiply
    74,748,803.60x = 112,123,205.40 × 55,616,927.60
  4. Step 4: Simplify right side
    74,748,803.60x = 6,235,948,197,011,730
  5. Step 5: Solve for x
    x = 6,235,948,197,011,730/74,748,803.60
  6. Step 6: Final answer
    x = 83,425,391.40

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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.