Home / 434,581,320.90-651,871,981.35-332,544,648.90

Finding the Fourth Proportional to 434,581,320.90, 651,871,981.35 and 332,544,648.90

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Solution

The fourth proportional to 434,581,320.90, 651,871,981.35 and 332,544,648.90 is: 498,816,973.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,581,320.90 : 651,871,981.35 = 332,544,648.90 : x
  2. Step 2: Convert to fraction form
    434,581,320.90/651,871,981.35 = 332,544,648.90/x
  3. Step 3: Cross multiply
    434,581,320.90x = 651,871,981.35 × 332,544,648.90
  4. Step 4: Simplify right side
    434,581,320.90x = 216,776,539,165,783,104
  5. Step 5: Solve for x
    x = 216,776,539,165,783,104/434,581,320.90
  6. Step 6: Final answer
    x = 498,816,973.35

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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.