Home / 651,475,275.90-977,354,631.45-214,701,632.70

Finding the Fourth Proportional to 651,475,275.90, 977,354,631.45 and 214,701,632.70

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Solution

The fourth proportional to 651,475,275.90, 977,354,631.45 and 214,701,632.70 is: 322,099,153.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,475,275.90 : 977,354,631.45 = 214,701,632.70 : x
  2. Step 2: Convert to fraction form
    651,475,275.90/977,354,631.45 = 214,701,632.70/x
  3. Step 3: Cross multiply
    651,475,275.90x = 977,354,631.45 × 214,701,632.70
  4. Step 4: Simplify right side
    651,475,275.90x = 209,839,635,099,221,760
  5. Step 5: Solve for x
    x = 209,839,635,099,221,760/651,475,275.90
  6. Step 6: Final answer
    x = 322,099,153.82

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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.