Home / 19,891,280,775.14-27,449,827,828.53-10,859,038,880.66

Finding the Fourth Proportional to 19,891,280,775.14, 27,449,827,828.53 and 10,859,038,880.66

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Solution

The fourth proportional to 19,891,280,775.14, 27,449,827,828.53 and 10,859,038,880.66 is: 14,985,397,422.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,891,280,775.14 : 27,449,827,828.53 = 10,859,038,880.66 : x
  2. Step 2: Convert to fraction form
    19,891,280,775.14/27,449,827,828.53 = 10,859,038,880.66/x
  3. Step 3: Cross multiply
    19,891,280,775.14x = 27,449,827,828.53 × 10,859,038,880.66
  4. Step 4: Simplify right side
    19,891,280,775.14x = 298,078,747,657,370,140,672
  5. Step 5: Solve for x
    x = 298,078,747,657,370,140,672/19,891,280,775.14
  6. Step 6: Final answer
    x = 14,985,397,422.47

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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.