Home / 18,392,877,873.40-27,589,316,810.10-10,653,207,345.40

Finding the Fourth Proportional to 18,392,877,873.40, 27,589,316,810.10 and 10,653,207,345.40

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Solution

The fourth proportional to 18,392,877,873.40, 27,589,316,810.10 and 10,653,207,345.40 is: 15,979,811,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,392,877,873.40 : 27,589,316,810.10 = 10,653,207,345.40 : x
  2. Step 2: Convert to fraction form
    18,392,877,873.40/27,589,316,810.10 = 10,653,207,345.40/x
  3. Step 3: Cross multiply
    18,392,877,873.40x = 27,589,316,810.10 × 10,653,207,345.40
  4. Step 4: Simplify right side
    18,392,877,873.40x = 293,914,712,495,925,002,240
  5. Step 5: Solve for x
    x = 293,914,712,495,925,002,240/18,392,877,873.40
  6. Step 6: Final answer
    x = 15,979,811,018.10

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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.