Home / 217,615,095.60-326,422,643.40-56,057,031.60

Finding the Fourth Proportional to 217,615,095.60, 326,422,643.40 and 56,057,031.60

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Solution

The fourth proportional to 217,615,095.60, 326,422,643.40 and 56,057,031.60 is: 84,085,547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,615,095.60 : 326,422,643.40 = 56,057,031.60 : x
  2. Step 2: Convert to fraction form
    217,615,095.60/326,422,643.40 = 56,057,031.60/x
  3. Step 3: Cross multiply
    217,615,095.60x = 326,422,643.40 × 56,057,031.60
  4. Step 4: Simplify right side
    217,615,095.60x = 18,298,284,436,029,332
  5. Step 5: Solve for x
    x = 18,298,284,436,029,332/217,615,095.60
  6. Step 6: Final answer
    x = 84,085,547.40

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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.