Home / 1,160,723,314,666.40-1,601,803,012,415.30-639,867,290,591.92

Finding the Fourth Proportional to 1,160,723,314,666.40, 1,601,803,012,415.30 and 639,867,290,591.92

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Solution

The fourth proportional to 1,160,723,314,666.40, 1,601,803,012,415.30 and 639,867,290,591.92 is: 883,019,528,138.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,723,314,666.40 : 1,601,803,012,415.30 = 639,867,290,591.92 : x
  2. Step 2: Convert to fraction form
    1,160,723,314,666.40/1,601,803,012,415.30 = 639,867,290,591.92/x
  3. Step 3: Cross multiply
    1,160,723,314,666.40x = 1,601,803,012,415.30 × 639,867,290,591.92
  4. Step 4: Simplify right side
    1,160,723,314,666.40x = 1,024,941,353,616,153,721,700,352
  5. Step 5: Solve for x
    x = 1,024,941,353,616,153,721,700,352/1,160,723,314,666.40
  6. Step 6: Final answer
    x = 883,019,528,138.56

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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.