Home / 8,658,036,161.10-12,987,054,241.65-7,418,290,596.30

Finding the Fourth Proportional to 8,658,036,161.10, 12,987,054,241.65 and 7,418,290,596.30

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Solution

The fourth proportional to 8,658,036,161.10, 12,987,054,241.65 and 7,418,290,596.30 is: 11,127,435,894.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,658,036,161.10 : 12,987,054,241.65 = 7,418,290,596.30 : x
  2. Step 2: Convert to fraction form
    8,658,036,161.10/12,987,054,241.65 = 7,418,290,596.30/x
  3. Step 3: Cross multiply
    8,658,036,161.10x = 12,987,054,241.65 × 7,418,290,596.30
  4. Step 4: Simplify right side
    8,658,036,161.10x = 96,341,742,354,470,223,872
  5. Step 5: Solve for x
    x = 96,341,742,354,470,223,872/8,658,036,161.10
  6. Step 6: Final answer
    x = 11,127,435,894.45

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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.