Home / 562,742,947.20-844,114,420.80-465,997,065.60

Finding the Fourth Proportional to 562,742,947.20, 844,114,420.80 and 465,997,065.60

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Solution

The fourth proportional to 562,742,947.20, 844,114,420.80 and 465,997,065.60 is: 698,995,598.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,742,947.20 : 844,114,420.80 = 465,997,065.60 : x
  2. Step 2: Convert to fraction form
    562,742,947.20/844,114,420.80 = 465,997,065.60/x
  3. Step 3: Cross multiply
    562,742,947.20x = 844,114,420.80 × 465,997,065.60
  4. Step 4: Simplify right side
    562,742,947.20x = 393,354,843,123,443,584
  5. Step 5: Solve for x
    x = 393,354,843,123,443,584/562,742,947.20
  6. Step 6: Final answer
    x = 698,995,598.40

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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.