Home / 103,916,801.23-143,405,565.83-56,232,056.19

Finding the Fourth Proportional to 103,916,801.23, 143,405,565.83 and 56,232,056.19

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Solution

The fourth proportional to 103,916,801.23, 143,405,565.83 and 56,232,056.19 is: 77,600,443.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,916,801.23 : 143,405,565.83 = 56,232,056.19 : x
  2. Step 2: Convert to fraction form
    103,916,801.23/143,405,565.83 = 56,232,056.19/x
  3. Step 3: Cross multiply
    103,916,801.23x = 143,405,565.83 × 56,232,056.19
  4. Step 4: Simplify right side
    103,916,801.23x = 8,063,989,835,711,304
  5. Step 5: Solve for x
    x = 8,063,989,835,711,304/103,916,801.23
  6. Step 6: Final answer
    x = 77,600,443.24

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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.