Home / 651,840,563.80-977,934,056.10-283,217,339.80

Finding the Fourth Proportional to 651,840,563.80, 977,934,056.10 and 283,217,339.80

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Solution

The fourth proportional to 651,840,563.80, 977,934,056.10 and 283,217,339.80 is: 424,901,267.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,840,563.80 : 977,934,056.10 = 283,217,339.80 : x
  2. Step 2: Convert to fraction form
    651,840,563.80/977,934,056.10 = 283,217,339.80/x
  3. Step 3: Cross multiply
    651,840,563.80x = 977,934,056.10 × 283,217,339.80
  4. Step 4: Simplify right side
    651,840,563.80x = 276,967,881,868,465,984
  5. Step 5: Solve for x
    x = 276,967,881,868,465,984/651,840,563.80
  6. Step 6: Final answer
    x = 424,901,267.66

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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.