Home / 883,445,923.62-1,219,209,921-486,968,020.29

Finding the Fourth Proportional to 883,445,923.62, 1,219,209,921 and 486,968,020.29

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Solution

The fourth proportional to 883,445,923.62, 1,219,209,921 and 486,968,020.29 is: 672,045,934.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,445,923.62 : 1,219,209,921 = 486,968,020.29 : x
  2. Step 2: Convert to fraction form
    883,445,923.62/1,219,209,921 = 486,968,020.29/x
  3. Step 3: Cross multiply
    883,445,923.62x = 1,219,209,921 × 486,968,020.29
  4. Step 4: Simplify right side
    883,445,923.62x = 593,716,241,547,297,280
  5. Step 5: Solve for x
    x = 593,716,241,547,297,280/883,445,923.62
  6. Step 6: Final answer
    x = 672,045,934.76

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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.