Home / 459,776,001.40-689,664,002.10-441,636,148.60

Finding the Fourth Proportional to 459,776,001.40, 689,664,002.10 and 441,636,148.60

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Solution

The fourth proportional to 459,776,001.40, 689,664,002.10 and 441,636,148.60 is: 662,454,222.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,776,001.40 : 689,664,002.10 = 441,636,148.60 : x
  2. Step 2: Convert to fraction form
    459,776,001.40/689,664,002.10 = 441,636,148.60/x
  3. Step 3: Cross multiply
    459,776,001.40x = 689,664,002.10 × 441,636,148.60
  4. Step 4: Simplify right side
    459,776,001.40x = 304,580,553,715,506,368
  5. Step 5: Solve for x
    x = 304,580,553,715,506,368/459,776,001.40
  6. Step 6: Final answer
    x = 662,454,222.90

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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.