Home / 19,434,519,680.10-26,819,736,334.02-10,861,089,411.66

Finding the Fourth Proportional to 19,434,519,680.10, 26,819,736,334.02 and 10,861,089,411.66

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Solution

The fourth proportional to 19,434,519,680.10, 26,819,736,334.02 and 10,861,089,411.66 is: 14,988,358,812.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,434,519,680.10 : 26,819,736,334.02 = 10,861,089,411.66 : x
  2. Step 2: Convert to fraction form
    19,434,519,680.10/26,819,736,334.02 = 10,861,089,411.66/x
  3. Step 3: Cross multiply
    19,434,519,680.10x = 26,819,736,334.02 × 10,861,089,411.66
  4. Step 4: Simplify right side
    19,434,519,680.10x = 291,291,554,320,937,615,360
  5. Step 5: Solve for x
    x = 291,291,554,320,937,615,360/19,434,519,680.10
  6. Step 6: Final answer
    x = 14,988,358,812.86

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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.