Home / 651,475,208.40-977,354,530.20-214,701,565.20

Finding the Fourth Proportional to 651,475,208.40, 977,354,530.20 and 214,701,565.20

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Solution

The fourth proportional to 651,475,208.40, 977,354,530.20 and 214,701,565.20 is: 322,099,052.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,475,208.40 : 977,354,530.20 = 214,701,565.20 : x
  2. Step 2: Convert to fraction form
    651,475,208.40/977,354,530.20 = 214,701,565.20/x
  3. Step 3: Cross multiply
    651,475,208.40x = 977,354,530.20 × 214,701,565.20
  4. Step 4: Simplify right side
    651,475,208.40x = 209,839,547,389,250,656
  5. Step 5: Solve for x
    x = 209,839,547,389,250,656/651,475,208.40
  6. Step 6: Final answer
    x = 322,099,052.56

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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.