Home / 434,598,000.80-651,897,001.20-143,510,050.40

Finding the Fourth Proportional to 434,598,000.80, 651,897,001.20 and 143,510,050.40

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Solution

The fourth proportional to 434,598,000.80, 651,897,001.20 and 143,510,050.40 is: 215,265,075.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,598,000.80 : 651,897,001.20 = 143,510,050.40 : x
  2. Step 2: Convert to fraction form
    434,598,000.80/651,897,001.20 = 143,510,050.40/x
  3. Step 3: Cross multiply
    434,598,000.80x = 651,897,001.20 × 143,510,050.40
  4. Step 4: Simplify right side
    434,598,000.80x = 93,553,771,497,820,864
  5. Step 5: Solve for x
    x = 93,553,771,497,820,864/434,598,000.80
  6. Step 6: Final answer
    x = 215,265,075.60

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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.