Home / 98,470,547.88-147,573,792.44-76,637,291.24

Finding the Fourth Proportional to 98,470,547.88, 147,573,792.44 and 76,637,291.24

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Solution

The fourth proportional to 98,470,547.88, 147,573,792.44 and 76,637,291.24 is: 114,853,181.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,470,547.88 : 147,573,792.44 = 76,637,291.24 : x
  2. Step 2: Convert to fraction form
    98,470,547.88/147,573,792.44 = 76,637,291.24/x
  3. Step 3: Cross multiply
    98,470,547.88x = 147,573,792.44 × 76,637,291.24
  4. Step 4: Simplify right side
    98,470,547.88x = 11,309,655,710,615,590
  5. Step 5: Solve for x
    x = 11,309,655,710,615,590/98,470,547.88
  6. Step 6: Final answer
    x = 114,853,181.53

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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.