Home / 832,211,909.91-1,148,470,993.02-474,972,521.22

Finding the Fourth Proportional to 832,211,909.91, 1,148,470,993.02 and 474,972,521.22

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Solution

The fourth proportional to 832,211,909.91, 1,148,470,993.02 and 474,972,521.22 is: 655,472,670.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,211,909.91 : 1,148,470,993.02 = 474,972,521.22 : x
  2. Step 2: Convert to fraction form
    832,211,909.91/1,148,470,993.02 = 474,972,521.22/x
  3. Step 3: Cross multiply
    832,211,909.91x = 1,148,470,993.02 × 474,972,521.22
  4. Step 4: Simplify right side
    832,211,909.91x = 545,492,163,102,746,432
  5. Step 5: Solve for x
    x = 545,492,163,102,746,432/832,211,909.91
  6. Step 6: Final answer
    x = 655,472,670.61

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Double scale
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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.