Home / 103,506,715,748.40-155,260,073,622.60-68,173,967,151.60

Finding the Fourth Proportional to 103,506,715,748.40, 155,260,073,622.60 and 68,173,967,151.60

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Solution

The fourth proportional to 103,506,715,748.40, 155,260,073,622.60 and 68,173,967,151.60 is: 102,260,950,727.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,506,715,748.40 : 155,260,073,622.60 = 68,173,967,151.60 : x
  2. Step 2: Convert to fraction form
    103,506,715,748.40/155,260,073,622.60 = 68,173,967,151.60/x
  3. Step 3: Cross multiply
    103,506,715,748.40x = 155,260,073,622.60 × 68,173,967,151.60
  4. Step 4: Simplify right side
    103,506,715,748.40x = 10,584,695,159,102,130,618,368
  5. Step 5: Solve for x
    x = 10,584,695,159,102,130,618,368/103,506,715,748.40
  6. Step 6: Final answer
    x = 102,260,950,727.40

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1.5x scale

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.