Home / 77,995,854.90-116,962,289.55-26,851,547.70

Finding the Fourth Proportional to 77,995,854.90, 116,962,289.55 and 26,851,547.70

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Solution

The fourth proportional to 77,995,854.90, 116,962,289.55 and 26,851,547.70 is: 40,266,479.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,995,854.90 : 116,962,289.55 = 26,851,547.70 : x
  2. Step 2: Convert to fraction form
    77,995,854.90/116,962,289.55 = 26,851,547.70/x
  3. Step 3: Cross multiply
    77,995,854.90x = 116,962,289.55 × 26,851,547.70
  4. Step 4: Simplify right side
    77,995,854.90x = 3,140,618,496,953,036.50
  5. Step 5: Solve for x
    x = 3,140,618,496,953,036.50/77,995,854.90
  6. Step 6: Final answer
    x = 40,266,479.56

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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.