Home / 1,566,149,172.56-2,160,674,184.80-896,736,487.76

Finding the Fourth Proportional to 1,566,149,172.56, 2,160,674,184.80 and 896,736,487.76

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Solution

The fourth proportional to 1,566,149,172.56, 2,160,674,184.80 and 896,736,487.76 is: 1,237,146,124.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,149,172.56 : 2,160,674,184.80 = 896,736,487.76 : x
  2. Step 2: Convert to fraction form
    1,566,149,172.56/2,160,674,184.80 = 896,736,487.76/x
  3. Step 3: Cross multiply
    1,566,149,172.56x = 2,160,674,184.80 × 896,736,487.76
  4. Step 4: Simplify right side
    1,566,149,172.56x = 1,937,555,379,671,253,248
  5. Step 5: Solve for x
    x = 1,937,555,379,671,253,248/1,566,149,172.56
  6. Step 6: Final answer
    x = 1,237,146,124.79

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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.