Home / 160,381,446.93-221,326,487.64-87,042,588.93

Finding the Fourth Proportional to 160,381,446.93, 221,326,487.64 and 87,042,588.93

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Solution

The fourth proportional to 160,381,446.93, 221,326,487.64 and 87,042,588.93 is: 120,118,822.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,381,446.93 : 221,326,487.64 = 87,042,588.93 : x
  2. Step 2: Convert to fraction form
    160,381,446.93/221,326,487.64 = 87,042,588.93/x
  3. Step 3: Cross multiply
    160,381,446.93x = 221,326,487.64 × 87,042,588.93
  4. Step 4: Simplify right side
    160,381,446.93x = 19,264,830,482,969,248
  5. Step 5: Solve for x
    x = 19,264,830,482,969,248/160,381,446.93
  6. Step 6: Final answer
    x = 120,118,822.04

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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.