Home / 90,624,667.10-135,937,000.65-25,932,332.30

Finding the Fourth Proportional to 90,624,667.10, 135,937,000.65 and 25,932,332.30

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Solution

The fourth proportional to 90,624,667.10, 135,937,000.65 and 25,932,332.30 is: 38,898,498.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,624,667.10 : 135,937,000.65 = 25,932,332.30 : x
  2. Step 2: Convert to fraction form
    90,624,667.10/135,937,000.65 = 25,932,332.30/x
  3. Step 3: Cross multiply
    90,624,667.10x = 135,937,000.65 × 25,932,332.30
  4. Step 4: Simplify right side
    90,624,667.10x = 3,525,163,472,721,116.50
  5. Step 5: Solve for x
    x = 3,525,163,472,721,116.50/90,624,667.10
  6. Step 6: Final answer
    x = 38,898,498.45

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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.