Home / 348,110,957.34-521,986,741.56-102,435,663.42

Finding the Fourth Proportional to 348,110,957.34, 521,986,741.56 and 102,435,663.42

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Solution

The fourth proportional to 348,110,957.34, 521,986,741.56 and 102,435,663.42 is: 153,600,617.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,110,957.34 : 521,986,741.56 = 102,435,663.42 : x
  2. Step 2: Convert to fraction form
    348,110,957.34/521,986,741.56 = 102,435,663.42/x
  3. Step 3: Cross multiply
    348,110,957.34x = 521,986,741.56 × 102,435,663.42
  4. Step 4: Simplify right side
    348,110,957.34x = 53,470,058,168,142,688
  5. Step 5: Solve for x
    x = 53,470,058,168,142,688/348,110,957.34
  6. Step 6: Final answer
    x = 153,600,617.97

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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.