Home / 983,037,113.88-1,356,587,081.06-543,003,965.88

Finding the Fourth Proportional to 983,037,113.88, 1,356,587,081.06 and 543,003,965.88

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Solution

The fourth proportional to 983,037,113.88, 1,356,587,081.06 and 543,003,965.88 is: 749,343,188.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,037,113.88 : 1,356,587,081.06 = 543,003,965.88 : x
  2. Step 2: Convert to fraction form
    983,037,113.88/1,356,587,081.06 = 543,003,965.88/x
  3. Step 3: Cross multiply
    983,037,113.88x = 1,356,587,081.06 × 543,003,965.88
  4. Step 4: Simplify right side
    983,037,113.88x = 736,632,165,077,153,024
  5. Step 5: Solve for x
    x = 736,632,165,077,153,024/983,037,113.88
  6. Step 6: Final answer
    x = 749,343,188.24

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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.