Home / 89,574,712.20-134,362,068.30-38,448,030.60

Finding the Fourth Proportional to 89,574,712.20, 134,362,068.30 and 38,448,030.60

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Solution

The fourth proportional to 89,574,712.20, 134,362,068.30 and 38,448,030.60 is: 57,672,045.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,574,712.20 : 134,362,068.30 = 38,448,030.60 : x
  2. Step 2: Convert to fraction form
    89,574,712.20/134,362,068.30 = 38,448,030.60/x
  3. Step 3: Cross multiply
    89,574,712.20x = 134,362,068.30 × 38,448,030.60
  4. Step 4: Simplify right side
    89,574,712.20x = 5,165,956,913,477,691
  5. Step 5: Solve for x
    x = 5,165,956,913,477,691/89,574,712.20
  6. Step 6: Final answer
    x = 57,672,045.90

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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.