Home / 530,571,554.39-795,865,580.34-157,117,218.17

Finding the Fourth Proportional to 530,571,554.39, 795,865,580.34 and 157,117,218.17

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Solution

The fourth proportional to 530,571,554.39, 795,865,580.34 and 157,117,218.17 is: 235,678,269.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,571,554.39 : 795,865,580.34 = 157,117,218.17 : x
  2. Step 2: Convert to fraction form
    530,571,554.39/795,865,580.34 = 157,117,218.17/x
  3. Step 3: Cross multiply
    530,571,554.39x = 795,865,580.34 × 157,117,218.17
  4. Step 4: Simplify right side
    530,571,554.39x = 125,044,186,022,861,184
  5. Step 5: Solve for x
    x = 125,044,186,022,861,184/530,571,554.39
  6. Step 6: Final answer
    x = 235,678,269.95

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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.