Home / 209,350,868.91-314,060,417.99-61,813,342.98

Finding the Fourth Proportional to 209,350,868.91, 314,060,417.99 and 61,813,342.98

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Solution

The fourth proportional to 209,350,868.91, 314,060,417.99 and 61,813,342.98 is: 92,730,087.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,350,868.91 : 314,060,417.99 = 61,813,342.98 : x
  2. Step 2: Convert to fraction form
    209,350,868.91/314,060,417.99 = 61,813,342.98/x
  3. Step 3: Cross multiply
    209,350,868.91x = 314,060,417.99 × 61,813,342.98
  4. Step 4: Simplify right side
    209,350,868.91x = 19,413,124,333,348,964
  5. Step 5: Solve for x
    x = 19,413,124,333,348,964/209,350,868.91
  6. Step 6: Final answer
    x = 92,730,087.22

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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.