Home / 889,225,254.59-1,227,688,634.53-572,236,245.36

Finding the Fourth Proportional to 889,225,254.59, 1,227,688,634.53 and 572,236,245.36

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Solution

The fourth proportional to 889,225,254.59, 1,227,688,634.53 and 572,236,245.36 is: 790,044,964.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,225,254.59 : 1,227,688,634.53 = 572,236,245.36 : x
  2. Step 2: Convert to fraction form
    889,225,254.59/1,227,688,634.53 = 572,236,245.36/x
  3. Step 3: Cross multiply
    889,225,254.59x = 1,227,688,634.53 × 572,236,245.36
  4. Step 4: Simplify right side
    889,225,254.59x = 702,527,934,691,731,328
  5. Step 5: Solve for x
    x = 702,527,934,691,731,328/889,225,254.59
  6. Step 6: Final answer
    x = 790,044,964.50

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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.