Home / 232,128,858-320,337,817.56-127,704,681.84

Finding the Fourth Proportional to 232,128,858, 320,337,817.56 and 127,704,681.84

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Solution

The fourth proportional to 232,128,858, 320,337,817.56 and 127,704,681.84 is: 176,232,457.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,128,858 : 320,337,817.56 = 127,704,681.84 : x
  2. Step 2: Convert to fraction form
    232,128,858/320,337,817.56 = 127,704,681.84/x
  3. Step 3: Cross multiply
    232,128,858x = 320,337,817.56 × 127,704,681.84
  4. Step 4: Simplify right side
    232,128,858x = 40,908,639,072,819,768
  5. Step 5: Solve for x
    x = 40,908,639,072,819,768/232,128,858
  6. Step 6: Final answer
    x = 176,232,457.37

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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.