Home / 755,909,082.70-1,133,863,624.05-210,650,616.70

Finding the Fourth Proportional to 755,909,082.70, 1,133,863,624.05 and 210,650,616.70

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Solution

The fourth proportional to 755,909,082.70, 1,133,863,624.05 and 210,650,616.70 is: 315,975,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,909,082.70 : 1,133,863,624.05 = 210,650,616.70 : x
  2. Step 2: Convert to fraction form
    755,909,082.70/1,133,863,624.05 = 210,650,616.70/x
  3. Step 3: Cross multiply
    755,909,082.70x = 1,133,863,624.05 × 210,650,616.70
  4. Step 4: Simplify right side
    755,909,082.70x = 238,849,071,659,829,440
  5. Step 5: Solve for x
    x = 238,849,071,659,829,440/755,909,082.70
  6. Step 6: Final answer
    x = 315,975,925.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.