Home / 356,845,085.19-535,255,849.56-146,748,500.19

Finding the Fourth Proportional to 356,845,085.19, 535,255,849.56 and 146,748,500.19

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Solution

The fourth proportional to 356,845,085.19, 535,255,849.56 and 146,748,500.19 is: 220,117,906.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,845,085.19 : 535,255,849.56 = 146,748,500.19 : x
  2. Step 2: Convert to fraction form
    356,845,085.19/535,255,849.56 = 146,748,500.19/x
  3. Step 3: Cross multiply
    356,845,085.19x = 535,255,849.56 × 146,748,500.19
  4. Step 4: Simplify right side
    356,845,085.19x = 78,547,993,140,854,272
  5. Step 5: Solve for x
    x = 78,547,993,140,854,272/356,845,085.19
  6. Step 6: Final answer
    x = 220,117,906.62

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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.