Home / 577,459,970.70-866,402,532.45-189,295,464.30

Finding the Fourth Proportional to 577,459,970.70, 866,402,532.45 and 189,295,464.30

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Solution

The fourth proportional to 577,459,970.70, 866,402,532.45 and 189,295,464.30 is: 284,012,880.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,459,970.70 : 866,402,532.45 = 189,295,464.30 : x
  2. Step 2: Convert to fraction form
    577,459,970.70/866,402,532.45 = 189,295,464.30/x
  3. Step 3: Cross multiply
    577,459,970.70x = 866,402,532.45 × 189,295,464.30
  4. Step 4: Simplify right side
    577,459,970.70x = 164,006,069,650,818,592
  5. Step 5: Solve for x
    x = 164,006,069,650,818,592/577,459,970.70
  6. Step 6: Final answer
    x = 284,012,880.50

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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.