Home / 742,632,316.80-1,113,134,911.20-373,578,691.20

Finding the Fourth Proportional to 742,632,316.80, 1,113,134,911.20 and 373,578,691.20

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Solution

The fourth proportional to 742,632,316.80, 1,113,134,911.20 and 373,578,691.20 is: 559,958,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,632,316.80 : 1,113,134,911.20 = 373,578,691.20 : x
  2. Step 2: Convert to fraction form
    742,632,316.80/1,113,134,911.20 = 373,578,691.20/x
  3. Step 3: Cross multiply
    742,632,316.80x = 1,113,134,911.20 × 373,578,691.20
  4. Step 4: Simplify right side
    742,632,316.80x = 415,843,483,255,124,224
  5. Step 5: Solve for x
    x = 415,843,483,255,124,224/742,632,316.80
  6. Step 6: Final answer
    x = 559,958,776.16

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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.