Home / 865,580,547.80-1,298,496,792.90-283,173,699.80

Finding the Fourth Proportional to 865,580,547.80, 1,298,496,792.90 and 283,173,699.80

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Solution

The fourth proportional to 865,580,547.80, 1,298,496,792.90 and 283,173,699.80 is: 424,801,761.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,580,547.80 : 1,298,496,792.90 = 283,173,699.80 : x
  2. Step 2: Convert to fraction form
    865,580,547.80/1,298,496,792.90 = 283,173,699.80/x
  3. Step 3: Cross multiply
    865,580,547.80x = 1,298,496,792.90 × 283,173,699.80
  4. Step 4: Simplify right side
    865,580,547.80x = 367,700,141,023,927,424
  5. Step 5: Solve for x
    x = 367,700,141,023,927,424/865,580,547.80
  6. Step 6: Final answer
    x = 424,801,761.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.