Home / 65,989,126,490-91,064,989,506.12-35,915,826,658.64

Finding the Fourth Proportional to 65,989,126,490, 91,064,989,506.12 and 35,915,826,658.64

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Solution

The fourth proportional to 65,989,126,490, 91,064,989,506.12 and 35,915,826,658.64 is: 49,563,838,040.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,989,126,490 : 91,064,989,506.12 = 35,915,826,658.64 : x
  2. Step 2: Convert to fraction form
    65,989,126,490/91,064,989,506.12 = 35,915,826,658.64/x
  3. Step 3: Cross multiply
    65,989,126,490x = 91,064,989,506.12 × 35,915,826,658.64
  4. Step 4: Simplify right side
    65,989,126,490x = 3,270,674,377,772,676,153,344
  5. Step 5: Solve for x
    x = 3,270,674,377,772,676,153,344/65,989,126,490
  6. Step 6: Final answer
    x = 49,563,838,040.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.