Home / 6,688,680,931.68-9,229,856,814-3,718,276,303.20

Finding the Fourth Proportional to 6,688,680,931.68, 9,229,856,814 and 3,718,276,303.20

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Solution

The fourth proportional to 6,688,680,931.68, 9,229,856,814 and 3,718,276,303.20 is: 5,130,930,631.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,680,931.68 : 9,229,856,814 = 3,718,276,303.20 : x
  2. Step 2: Convert to fraction form
    6,688,680,931.68/9,229,856,814 = 3,718,276,303.20/x
  3. Step 3: Cross multiply
    6,688,680,931.68x = 9,229,856,814 × 3,718,276,303.20
  4. Step 4: Simplify right side
    6,688,680,931.68x = 34,319,157,873,425,248,256
  5. Step 5: Solve for x
    x = 34,319,157,873,425,248,256/6,688,680,931.68
  6. Step 6: Final answer
    x = 5,130,930,631.01

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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.