Home / 651,938,858.70-977,572,364.85-242,784,401.10

Finding the Fourth Proportional to 651,938,858.70, 977,572,364.85 and 242,784,401.10

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Solution

The fourth proportional to 651,938,858.70, 977,572,364.85 and 242,784,401.10 is: 364,051,502.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,938,858.70 : 977,572,364.85 = 242,784,401.10 : x
  2. Step 2: Convert to fraction form
    651,938,858.70/977,572,364.85 = 242,784,401.10/x
  3. Step 3: Cross multiply
    651,938,858.70x = 977,572,364.85 × 242,784,401.10
  4. Step 4: Simplify right side
    651,938,858.70x = 237,339,321,132,017,952
  5. Step 5: Solve for x
    x = 237,339,321,132,017,952/651,938,858.70
  6. Step 6: Final answer
    x = 364,051,502.63

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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.