Home / 31,888,404,715.60-47,832,607,073.40-13,249,705,963.60

Finding the Fourth Proportional to 31,888,404,715.60, 47,832,607,073.40 and 13,249,705,963.60

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Solution

The fourth proportional to 31,888,404,715.60, 47,832,607,073.40 and 13,249,705,963.60 is: 19,874,558,945.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,888,404,715.60 : 47,832,607,073.40 = 13,249,705,963.60 : x
  2. Step 2: Convert to fraction form
    31,888,404,715.60/47,832,607,073.40 = 13,249,705,963.60/x
  3. Step 3: Cross multiply
    31,888,404,715.60x = 47,832,607,073.40 × 13,249,705,963.60
  4. Step 4: Simplify right side
    31,888,404,715.60x = 633,767,979,194,963,591,168
  5. Step 5: Solve for x
    x = 633,767,979,194,963,591,168/31,888,404,715.60
  6. Step 6: Final answer
    x = 19,874,558,945.40

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Double scale
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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.