Home / 447,712,709.10-671,569,063.65-156,483,041.10

Finding the Fourth Proportional to 447,712,709.10, 671,569,063.65 and 156,483,041.10

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Solution

The fourth proportional to 447,712,709.10, 671,569,063.65 and 156,483,041.10 is: 234,724,561.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,712,709.10 : 671,569,063.65 = 156,483,041.10 : x
  2. Step 2: Convert to fraction form
    447,712,709.10/671,569,063.65 = 156,483,041.10/x
  3. Step 3: Cross multiply
    447,712,709.10x = 671,569,063.65 × 156,483,041.10
  4. Step 4: Simplify right side
    447,712,709.10x = 105,089,169,388,631,456
  5. Step 5: Solve for x
    x = 105,089,169,388,631,456/447,712,709.10
  6. Step 6: Final answer
    x = 234,724,561.65

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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.