Home / 57,878,125.16-79,868,879.52-34,357,667.28

Finding the Fourth Proportional to 57,878,125.16, 79,868,879.52 and 34,357,667.28

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Solution

The fourth proportional to 57,878,125.16, 79,868,879.52 and 34,357,667.28 is: 47,411,839.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,878,125.16 : 79,868,879.52 = 34,357,667.28 : x
  2. Step 2: Convert to fraction form
    57,878,125.16/79,868,879.52 = 34,357,667.28/x
  3. Step 3: Cross multiply
    57,878,125.16x = 79,868,879.52 × 34,357,667.28
  4. Step 4: Simplify right side
    57,878,125.16x = 2,744,108,388,574,566
  5. Step 5: Solve for x
    x = 2,744,108,388,574,566/57,878,125.16
  6. Step 6: Final answer
    x = 47,411,839.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.