Home / 434,581,421.40-651,872,132.10-332,544,749.40

Finding the Fourth Proportional to 434,581,421.40, 651,872,132.10 and 332,544,749.40

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Solution

The fourth proportional to 434,581,421.40, 651,872,132.10 and 332,544,749.40 is: 498,817,124.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,581,421.40 : 651,872,132.10 = 332,544,749.40 : x
  2. Step 2: Convert to fraction form
    434,581,421.40/651,872,132.10 = 332,544,749.40/x
  3. Step 3: Cross multiply
    434,581,421.40x = 651,872,132.10 × 332,544,749.40
  4. Step 4: Simplify right side
    434,581,421.40x = 216,776,654,810,038,176
  5. Step 5: Solve for x
    x = 216,776,654,810,038,176/434,581,421.40
  6. Step 6: Final answer
    x = 498,817,124.10

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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.