Home / 924,281,346.18-1,275,509,348.10-500,895,005.22

Finding the Fourth Proportional to 924,281,346.18, 1,275,509,348.10 and 500,895,005.22

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Solution

The fourth proportional to 924,281,346.18, 1,275,509,348.10 and 500,895,005.22 is: 691,235,698.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,281,346.18 : 1,275,509,348.10 = 500,895,005.22 : x
  2. Step 2: Convert to fraction form
    924,281,346.18/1,275,509,348.10 = 500,895,005.22/x
  3. Step 3: Cross multiply
    924,281,346.18x = 1,275,509,348.10 × 500,895,005.22
  4. Step 4: Simplify right side
    924,281,346.18x = 638,896,261,574,708,224
  5. Step 5: Solve for x
    x = 638,896,261,574,708,224/924,281,346.18
  6. Step 6: Final answer
    x = 691,235,698.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.