Home / 434,137,682.40-651,066,577.47-142,935,472.19

Finding the Fourth Proportional to 434,137,682.40, 651,066,577.47 and 142,935,472.19

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Solution

The fourth proportional to 434,137,682.40, 651,066,577.47 and 142,935,472.19 is: 214,357,132.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,137,682.40 : 651,066,577.47 = 142,935,472.19 : x
  2. Step 2: Convert to fraction form
    434,137,682.40/651,066,577.47 = 142,935,472.19/x
  3. Step 3: Cross multiply
    434,137,682.40x = 651,066,577.47 × 142,935,472.19
  4. Step 4: Simplify right side
    434,137,682.40x = 93,060,508,674,546,336
  5. Step 5: Solve for x
    x = 93,060,508,674,546,336/434,137,682.40
  6. Step 6: Final answer
    x = 214,357,132.42

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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.