Home / 317,668,246.80-476,502,370.20-87,636,962.40

Finding the Fourth Proportional to 317,668,246.80, 476,502,370.20 and 87,636,962.40

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Solution

The fourth proportional to 317,668,246.80, 476,502,370.20 and 87,636,962.40 is: 131,455,443.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,668,246.80 : 476,502,370.20 = 87,636,962.40 : x
  2. Step 2: Convert to fraction form
    317,668,246.80/476,502,370.20 = 87,636,962.40/x
  3. Step 3: Cross multiply
    317,668,246.80x = 476,502,370.20 × 87,636,962.40
  4. Step 4: Simplify right side
    317,668,246.80x = 41,759,220,300,728,280
  5. Step 5: Solve for x
    x = 41,759,220,300,728,280/317,668,246.80
  6. Step 6: Final answer
    x = 131,455,443.60

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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.