Home / 75,502,746.80-112,702,921.46-64,788,896.24

Finding the Fourth Proportional to 75,502,746.80, 112,702,921.46 and 64,788,896.24

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Solution

The fourth proportional to 75,502,746.80, 112,702,921.46 and 64,788,896.24 is: 96,710,360.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,502,746.80 : 112,702,921.46 = 64,788,896.24 : x
  2. Step 2: Convert to fraction form
    75,502,746.80/112,702,921.46 = 64,788,896.24/x
  3. Step 3: Cross multiply
    75,502,746.80x = 112,702,921.46 × 64,788,896.24
  4. Step 4: Simplify right side
    75,502,746.80x = 7,301,897,884,416,809
  5. Step 5: Solve for x
    x = 7,301,897,884,416,809/75,502,746.80
  6. Step 6: Final answer
    x = 96,710,360.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.