Home / 64,476,547.60-96,714,821.40-56,078,467.60

Finding the Fourth Proportional to 64,476,547.60, 96,714,821.40 and 56,078,467.60

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Solution

The fourth proportional to 64,476,547.60, 96,714,821.40 and 56,078,467.60 is: 84,117,701.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,476,547.60 : 96,714,821.40 = 56,078,467.60 : x
  2. Step 2: Convert to fraction form
    64,476,547.60/96,714,821.40 = 56,078,467.60/x
  3. Step 3: Cross multiply
    64,476,547.60x = 96,714,821.40 × 56,078,467.60
  4. Step 4: Simplify right side
    64,476,547.60x = 5,423,618,978,319,687
  5. Step 5: Solve for x
    x = 5,423,618,978,319,687/64,476,547.60
  6. Step 6: Final answer
    x = 84,117,701.40

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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.