Home / 64,514,973.80-96,772,460.70-53,168,234.60

Finding the Fourth Proportional to 64,514,973.80, 96,772,460.70 and 53,168,234.60

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Solution

The fourth proportional to 64,514,973.80, 96,772,460.70 and 53,168,234.60 is: 79,752,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,514,973.80 : 96,772,460.70 = 53,168,234.60 : x
  2. Step 2: Convert to fraction form
    64,514,973.80/96,772,460.70 = 53,168,234.60/x
  3. Step 3: Cross multiply
    64,514,973.80x = 96,772,460.70 × 53,168,234.60
  4. Step 4: Simplify right side
    64,514,973.80x = 5,145,220,893,316,881
  5. Step 5: Solve for x
    x = 5,145,220,893,316,881/64,514,973.80
  6. Step 6: Final answer
    x = 79,752,351.90

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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.