Home / 13,856,570,035.94-19,122,314,686.90-7,513,151,691.62

Finding the Fourth Proportional to 13,856,570,035.94, 19,122,314,686.90 and 7,513,151,691.62

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Solution

The fourth proportional to 13,856,570,035.94, 19,122,314,686.90 and 7,513,151,691.62 is: 10,368,283,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,856,570,035.94 : 19,122,314,686.90 = 7,513,151,691.62 : x
  2. Step 2: Convert to fraction form
    13,856,570,035.94/19,122,314,686.90 = 7,513,151,691.62/x
  3. Step 3: Cross multiply
    13,856,570,035.94x = 19,122,314,686.90 × 7,513,151,691.62
  4. Step 4: Simplify right side
    13,856,570,035.94x = 143,668,850,937,572,720,640
  5. Step 5: Solve for x
    x = 143,668,850,937,572,720,640/13,856,570,035.94
  6. Step 6: Final answer
    x = 10,368,283,822.40

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1.5x scale

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.