Home / 102,828,952.80-141,903,943.20-58,776,893.28

Finding the Fourth Proportional to 102,828,952.80, 141,903,943.20 and 58,776,893.28

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Solution

The fourth proportional to 102,828,952.80, 141,903,943.20 and 58,776,893.28 is: 81,112,106.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,828,952.80 : 141,903,943.20 = 58,776,893.28 : x
  2. Step 2: Convert to fraction form
    102,828,952.80/141,903,943.20 = 58,776,893.28/x
  3. Step 3: Cross multiply
    102,828,952.80x = 141,903,943.20 × 58,776,893.28
  4. Step 4: Simplify right side
    102,828,952.80x = 8,340,672,925,477,581
  5. Step 5: Solve for x
    x = 8,340,672,925,477,581/102,828,952.80
  6. Step 6: Final answer
    x = 81,112,106.06

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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.