Home / 166,280,608.24-229,472,071.92-90,931,365.53

Finding the Fourth Proportional to 166,280,608.24, 229,472,071.92 and 90,931,365.53

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Solution

The fourth proportional to 166,280,608.24, 229,472,071.92 and 90,931,365.53 is: 125,487,927.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,280,608.24 : 229,472,071.92 = 90,931,365.53 : x
  2. Step 2: Convert to fraction form
    166,280,608.24/229,472,071.92 = 90,931,365.53/x
  3. Step 3: Cross multiply
    166,280,608.24x = 229,472,071.92 × 90,931,365.53
  4. Step 4: Simplify right side
    166,280,608.24x = 20,866,208,849,495,888
  5. Step 5: Solve for x
    x = 20,866,208,849,495,888/166,280,608.24
  6. Step 6: Final answer
    x = 125,487,927.13

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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.