Home / 125,495,561.40-188,243,342.10-57,471,113.40

Finding the Fourth Proportional to 125,495,561.40, 188,243,342.10 and 57,471,113.40

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Solution

The fourth proportional to 125,495,561.40, 188,243,342.10 and 57,471,113.40 is: 86,206,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,495,561.40 : 188,243,342.10 = 57,471,113.40 : x
  2. Step 2: Convert to fraction form
    125,495,561.40/188,243,342.10 = 57,471,113.40/x
  3. Step 3: Cross multiply
    125,495,561.40x = 188,243,342.10 × 57,471,113.40
  4. Step 4: Simplify right side
    125,495,561.40x = 10,818,554,460,624,094
  5. Step 5: Solve for x
    x = 10,818,554,460,624,094/125,495,561.40
  6. Step 6: Final answer
    x = 86,206,670.10

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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.