Home / 349,536,152.80-524,430,200.40-145,210,866.40

Finding the Fourth Proportional to 349,536,152.80, 524,430,200.40 and 145,210,866.40

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Solution

The fourth proportional to 349,536,152.80, 524,430,200.40 and 145,210,866.40 is: 217,868,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,536,152.80 : 524,430,200.40 = 145,210,866.40 : x
  2. Step 2: Convert to fraction form
    349,536,152.80/524,430,200.40 = 145,210,866.40/x
  3. Step 3: Cross multiply
    349,536,152.80x = 524,430,200.40 × 145,210,866.40
  4. Step 4: Simplify right side
    349,536,152.80x = 76,152,963,766,409,632
  5. Step 5: Solve for x
    x = 76,152,963,766,409,632/349,536,152.80
  6. Step 6: Final answer
    x = 217,868,632.92

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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.