Home / 31,888,404,721.60-47,832,607,082.40-13,249,705,969.60

Finding the Fourth Proportional to 31,888,404,721.60, 47,832,607,082.40 and 13,249,705,969.60

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Solution

The fourth proportional to 31,888,404,721.60, 47,832,607,082.40 and 13,249,705,969.60 is: 19,874,558,954.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,888,404,721.60 : 47,832,607,082.40 = 13,249,705,969.60 : x
  2. Step 2: Convert to fraction form
    31,888,404,721.60/47,832,607,082.40 = 13,249,705,969.60/x
  3. Step 3: Cross multiply
    31,888,404,721.60x = 47,832,607,082.40 × 13,249,705,969.60
  4. Step 4: Simplify right side
    31,888,404,721.60x = 633,767,979,601,206,575,104
  5. Step 5: Solve for x
    x = 633,767,979,601,206,575,104/31,888,404,721.60
  6. Step 6: Final answer
    x = 19,874,558,954.40

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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.