Home / 9,122,243,788.40-13,688,541,971.68-4,925,140,673.36

Finding the Fourth Proportional to 9,122,243,788.40, 13,688,541,971.68 and 4,925,140,673.36

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Solution

The fourth proportional to 9,122,243,788.40, 13,688,541,971.68 and 4,925,140,673.36 is: 7,390,505,711.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122,243,788.40 : 13,688,541,971.68 = 4,925,140,673.36 : x
  2. Step 2: Convert to fraction form
    9,122,243,788.40/13,688,541,971.68 = 4,925,140,673.36/x
  3. Step 3: Cross multiply
    9,122,243,788.40x = 13,688,541,971.68 × 4,925,140,673.36
  4. Step 4: Simplify right side
    9,122,243,788.40x = 67,417,994,823,716,651,008
  5. Step 5: Solve for x
    x = 67,417,994,823,716,651,008/9,122,243,788.40
  6. Step 6: Final answer
    x = 7,390,505,711.92

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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.