Home / 86,776,681.50-130,201,520.85-54,014,639.04

Finding the Fourth Proportional to 86,776,681.50, 130,201,520.85 and 54,014,639.04

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Solution

The fourth proportional to 86,776,681.50, 130,201,520.85 and 54,014,639.04 is: 81,044,677.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,776,681.50 : 130,201,520.85 = 54,014,639.04 : x
  2. Step 2: Convert to fraction form
    86,776,681.50/130,201,520.85 = 54,014,639.04/x
  3. Step 3: Cross multiply
    86,776,681.50x = 130,201,520.85 × 54,014,639.04
  4. Step 4: Simplify right side
    86,776,681.50x = 7,032,788,151,171,784
  5. Step 5: Solve for x
    x = 7,032,788,151,171,784/86,776,681.50
  6. Step 6: Final answer
    x = 81,044,677.32

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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.