Home / 450,396,698.02-675,696,918.70-243,130,659.90

Finding the Fourth Proportional to 450,396,698.02, 675,696,918.70 and 243,130,659.90

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Solution

The fourth proportional to 450,396,698.02, 675,696,918.70 and 243,130,659.90 is: 364,750,981.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,396,698.02 : 675,696,918.70 = 243,130,659.90 : x
  2. Step 2: Convert to fraction form
    450,396,698.02/675,696,918.70 = 243,130,659.90/x
  3. Step 3: Cross multiply
    450,396,698.02x = 675,696,918.70 × 243,130,659.90
  4. Step 4: Simplify right side
    450,396,698.02x = 164,282,637,735,927,680
  5. Step 5: Solve for x
    x = 164,282,637,735,927,680/450,396,698.02
  6. Step 6: Final answer
    x = 364,750,981.65

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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.