Home / 292,334,079.96-438,357,630.63-144,610,961.34

Finding the Fourth Proportional to 292,334,079.96, 438,357,630.63 and 144,610,961.34

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Solution

The fourth proportional to 292,334,079.96, 438,357,630.63 and 144,610,961.34 is: 216,845,461.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,334,079.96 : 438,357,630.63 = 144,610,961.34 : x
  2. Step 2: Convert to fraction form
    292,334,079.96/438,357,630.63 = 144,610,961.34/x
  3. Step 3: Cross multiply
    292,334,079.96x = 438,357,630.63 × 144,610,961.34
  4. Step 4: Simplify right side
    292,334,079.96x = 63,391,318,376,128,928
  5. Step 5: Solve for x
    x = 63,391,318,376,128,928/292,334,079.96
  6. Step 6: Final answer
    x = 216,845,461.14

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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.