Home / 265,076,344,374.16-397,670,359,200.36-85,988,347,450.61

Finding the Fourth Proportional to 265,076,344,374.16, 397,670,359,200.36 and 85,988,347,450.61

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Solution

The fourth proportional to 265,076,344,374.16, 397,670,359,200.36 and 85,988,347,450.61 is: 129,000,636,018.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,076,344,374.16 : 397,670,359,200.36 = 85,988,347,450.61 : x
  2. Step 2: Convert to fraction form
    265,076,344,374.16/397,670,359,200.36 = 85,988,347,450.61/x
  3. Step 3: Cross multiply
    265,076,344,374.16x = 397,670,359,200.36 × 85,988,347,450.61
  4. Step 4: Simplify right side
    265,076,344,374.16x = 34,195,017,017,727,446,417,408
  5. Step 5: Solve for x
    x = 34,195,017,017,727,446,417,408/265,076,344,374.16
  6. Step 6: Final answer
    x = 129,000,636,018.51

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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.