Home / 313,684,904.60-470,427,530.55-103,556,465.94

Finding the Fourth Proportional to 313,684,904.60, 470,427,530.55 and 103,556,465.94

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Solution

The fourth proportional to 313,684,904.60, 470,427,530.55 and 103,556,465.94 is: 155,301,743.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,684,904.60 : 470,427,530.55 = 103,556,465.94 : x
  2. Step 2: Convert to fraction form
    313,684,904.60/470,427,530.55 = 103,556,465.94/x
  3. Step 3: Cross multiply
    313,684,904.60x = 470,427,530.55 × 103,556,465.94
  4. Step 4: Simplify right side
    313,684,904.60x = 48,715,812,544,639,384
  5. Step 5: Solve for x
    x = 48,715,812,544,639,384/313,684,904.60
  6. Step 6: Final answer
    x = 155,301,743.35

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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.