Home / 157,671,191.68-235,049,341.44-155,186,409.60

Finding the Fourth Proportional to 157,671,191.68, 235,049,341.44 and 155,186,409.60

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Solution

The fourth proportional to 157,671,191.68, 235,049,341.44 and 155,186,409.60 is: 231,345,136.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,671,191.68 : 235,049,341.44 = 155,186,409.60 : x
  2. Step 2: Convert to fraction form
    157,671,191.68/235,049,341.44 = 155,186,409.60/x
  3. Step 3: Cross multiply
    157,671,191.68x = 235,049,341.44 × 155,186,409.60
  4. Step 4: Simplify right side
    157,671,191.68x = 36,476,463,376,918,096
  5. Step 5: Solve for x
    x = 36,476,463,376,918,096/157,671,191.68
  6. Step 6: Final answer
    x = 231,345,136.60

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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.