Home / 282,634,667.10-423,952,000.65-221,412,663.90

Finding the Fourth Proportional to 282,634,667.10, 423,952,000.65 and 221,412,663.90

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Solution

The fourth proportional to 282,634,667.10, 423,952,000.65 and 221,412,663.90 is: 332,118,995.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,634,667.10 : 423,952,000.65 = 221,412,663.90 : x
  2. Step 2: Convert to fraction form
    282,634,667.10/423,952,000.65 = 221,412,663.90/x
  3. Step 3: Cross multiply
    282,634,667.10x = 423,952,000.65 × 221,412,663.90
  4. Step 4: Simplify right side
    282,634,667.10x = 93,868,341,829,651,024
  5. Step 5: Solve for x
    x = 93,868,341,829,651,024/282,634,667.10
  6. Step 6: Final answer
    x = 332,118,995.85

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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.