Home / 500,559,988.20-750,910,841.10-155,477,632.20

Finding the Fourth Proportional to 500,559,988.20, 750,910,841.10 and 155,477,632.20

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Solution

The fourth proportional to 500,559,988.20, 750,910,841.10 and 155,477,632.20 is: 233,238,457.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,559,988.20 : 750,910,841.10 = 155,477,632.20 : x
  2. Step 2: Convert to fraction form
    500,559,988.20/750,910,841.10 = 155,477,632.20/x
  3. Step 3: Cross multiply
    500,559,988.20x = 750,910,841.10 × 155,477,632.20
  4. Step 4: Simplify right side
    500,559,988.20x = 116,749,839,567,538,432
  5. Step 5: Solve for x
    x = 116,749,839,567,538,432/500,559,988.20
  6. Step 6: Final answer
    x = 233,238,457.57

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1.5x scale

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.