Home / 1,574,642,864.80-2,361,964,297.20-1,565,572,938.40

Finding the Fourth Proportional to 1,574,642,864.80, 2,361,964,297.20 and 1,565,572,938.40

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Solution

The fourth proportional to 1,574,642,864.80, 2,361,964,297.20 and 1,565,572,938.40 is: 2,348,359,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,642,864.80 : 2,361,964,297.20 = 1,565,572,938.40 : x
  2. Step 2: Convert to fraction form
    1,574,642,864.80/2,361,964,297.20 = 1,565,572,938.40/x
  3. Step 3: Cross multiply
    1,574,642,864.80x = 2,361,964,297.20 × 1,565,572,938.40
  4. Step 4: Simplify right side
    1,574,642,864.80x = 3,697,827,385,163,294,720
  5. Step 5: Solve for x
    x = 3,697,827,385,163,294,720/1,574,642,864.80
  6. Step 6: Final answer
    x = 2,348,359,407.60

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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.