Home / 275,653,494,882.33-380,402,189,386.29-152,051,846,068.01

Finding the Fourth Proportional to 275,653,494,882.33, 380,402,189,386.29 and 152,051,846,068.01

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Solution

The fourth proportional to 275,653,494,882.33, 380,402,189,386.29 and 152,051,846,068.01 is: 209,831,749,708.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,653,494,882.33 : 380,402,189,386.29 = 152,051,846,068.01 : x
  2. Step 2: Convert to fraction form
    275,653,494,882.33/380,402,189,386.29 = 152,051,846,068.01/x
  3. Step 3: Cross multiply
    275,653,494,882.33x = 380,402,189,386.29 × 152,051,846,068.01
  4. Step 4: Simplify right side
    275,653,494,882.33x = 57,840,855,144,498,156,535,808
  5. Step 5: Solve for x
    x = 57,840,855,144,498,156,535,808/275,653,494,882.33
  6. Step 6: Final answer
    x = 209,831,749,708.78

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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.