Home / 115,557,598,998.16-159,470,779,424.52-64,117,090,248.08

Finding the Fourth Proportional to 115,557,598,998.16, 159,470,779,424.52 and 64,117,090,248.08

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Solution

The fourth proportional to 115,557,598,998.16, 159,470,779,424.52 and 64,117,090,248.08 is: 88,482,301,855.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,557,598,998.16 : 159,470,779,424.52 = 64,117,090,248.08 : x
  2. Step 2: Convert to fraction form
    115,557,598,998.16/159,470,779,424.52 = 64,117,090,248.08/x
  3. Step 3: Cross multiply
    115,557,598,998.16x = 159,470,779,424.52 × 64,117,090,248.08
  4. Step 4: Simplify right side
    115,557,598,998.16x = 10,224,802,356,293,607,096,320
  5. Step 5: Solve for x
    x = 10,224,802,356,293,607,096,320/115,557,598,998.16
  6. Step 6: Final answer
    x = 88,482,301,855.86

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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.