Home / 31,506,878,292.70-43,479,623,041.59-17,038,973,246.29

Finding the Fourth Proportional to 31,506,878,292.70, 43,479,623,041.59 and 17,038,973,246.29

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Solution

The fourth proportional to 31,506,878,292.70, 43,479,623,041.59 and 17,038,973,246.29 is: 23,513,853,923.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,506,878,292.70 : 43,479,623,041.59 = 17,038,973,246.29 : x
  2. Step 2: Convert to fraction form
    31,506,878,292.70/43,479,623,041.59 = 17,038,973,246.29/x
  3. Step 3: Cross multiply
    31,506,878,292.70x = 43,479,623,041.59 × 17,038,973,246.29
  4. Step 4: Simplify right side
    31,506,878,292.70x = 740,848,133,764,426,235,904
  5. Step 5: Solve for x
    x = 740,848,133,764,426,235,904/31,506,878,292.70
  6. Step 6: Final answer
    x = 23,513,853,923.64

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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.