Home / 89,338,431.60-134,007,647.40-31,895,564.40

Finding the Fourth Proportional to 89,338,431.60, 134,007,647.40 and 31,895,564.40

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Solution

The fourth proportional to 89,338,431.60, 134,007,647.40 and 31,895,564.40 is: 47,843,346.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,338,431.60 : 134,007,647.40 = 31,895,564.40 : x
  2. Step 2: Convert to fraction form
    89,338,431.60/134,007,647.40 = 31,895,564.40/x
  3. Step 3: Cross multiply
    89,338,431.60x = 134,007,647.40 × 31,895,564.40
  4. Step 4: Simplify right side
    89,338,431.60x = 4,274,249,547,739,192.50
  5. Step 5: Solve for x
    x = 4,274,249,547,739,192.50/89,338,431.60
  6. Step 6: Final answer
    x = 47,843,346.60

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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.