Home / 105,253,041.79-157,108,648.10-92,827,951.21

Finding the Fourth Proportional to 105,253,041.79, 157,108,648.10 and 92,827,951.21

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Solution

The fourth proportional to 105,253,041.79, 157,108,648.10 and 92,827,951.21 is: 138,562,018.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,253,041.79 : 157,108,648.10 = 92,827,951.21 : x
  2. Step 2: Convert to fraction form
    105,253,041.79/157,108,648.10 = 92,827,951.21/x
  3. Step 3: Cross multiply
    105,253,041.79x = 157,108,648.10 × 92,827,951.21
  4. Step 4: Simplify right side
    105,253,041.79x = 14,584,073,920,495,858
  5. Step 5: Solve for x
    x = 14,584,073,920,495,858/105,253,041.79
  6. Step 6: Final answer
    x = 138,562,018.47

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.