Home / 64,739,830.80-97,109,746.20-16,870,774.80

Finding the Fourth Proportional to 64,739,830.80, 97,109,746.20 and 16,870,774.80

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Solution

The fourth proportional to 64,739,830.80, 97,109,746.20 and 16,870,774.80 is: 25,306,162.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,739,830.80 : 97,109,746.20 = 16,870,774.80 : x
  2. Step 2: Convert to fraction form
    64,739,830.80/97,109,746.20 = 16,870,774.80/x
  3. Step 3: Cross multiply
    64,739,830.80x = 97,109,746.20 × 16,870,774.80
  4. Step 4: Simplify right side
    64,739,830.80x = 1,638,316,659,025,356
  5. Step 5: Solve for x
    x = 1,638,316,659,025,356/64,739,830.80
  6. Step 6: Final answer
    x = 25,306,162.20

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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.