Home / 784,953,271.67-1,083,258,621.38-432,551,962.85

Finding the Fourth Proportional to 784,953,271.67, 1,083,258,621.38 and 432,551,962.85

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Solution

The fourth proportional to 784,953,271.67, 1,083,258,621.38 and 432,551,962.85 is: 596,934,441.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,953,271.67 : 1,083,258,621.38 = 432,551,962.85 : x
  2. Step 2: Convert to fraction form
    784,953,271.67/1,083,258,621.38 = 432,551,962.85/x
  3. Step 3: Cross multiply
    784,953,271.67x = 1,083,258,621.38 × 432,551,962.85
  4. Step 4: Simplify right side
    784,953,271.67x = 468,565,642,949,941,248
  5. Step 5: Solve for x
    x = 468,565,642,949,941,248/784,953,271.67
  6. Step 6: Final answer
    x = 596,934,441.66

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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.