Home / 31,506,878,286.47-43,479,623,032.94-17,038,973,240.06

Finding the Fourth Proportional to 31,506,878,286.47, 43,479,623,032.94 and 17,038,973,240.06

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Solution

The fourth proportional to 31,506,878,286.47, 43,479,623,032.94 and 17,038,973,240.06 is: 23,513,853,915.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,506,878,286.47 : 43,479,623,032.94 = 17,038,973,240.06 : x
  2. Step 2: Convert to fraction form
    31,506,878,286.47/43,479,623,032.94 = 17,038,973,240.06/x
  3. Step 3: Cross multiply
    31,506,878,286.47x = 43,479,623,032.94 × 17,038,973,240.06
  4. Step 4: Simplify right side
    31,506,878,286.47x = 740,848,133,345,977,827,328
  5. Step 5: Solve for x
    x = 740,848,133,345,977,827,328/31,506,878,286.47
  6. Step 6: Final answer
    x = 23,513,853,915.01

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Double scale
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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.