Home / 472,393,886.10-708,590,829.15-149,277,758.10

Finding the Fourth Proportional to 472,393,886.10, 708,590,829.15 and 149,277,758.10

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Solution

The fourth proportional to 472,393,886.10, 708,590,829.15 and 149,277,758.10 is: 223,916,637.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,393,886.10 : 708,590,829.15 = 149,277,758.10 : x
  2. Step 2: Convert to fraction form
    472,393,886.10/708,590,829.15 = 149,277,758.10/x
  3. Step 3: Cross multiply
    472,393,886.10x = 708,590,829.15 × 149,277,758.10
  4. Step 4: Simplify right side
    472,393,886.10x = 105,776,850,385,732,128
  5. Step 5: Solve for x
    x = 105,776,850,385,732,128/472,393,886.10
  6. Step 6: Final answer
    x = 223,916,637.15

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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.