Home / 1,771,472,000.40-2,657,208,000.60-1,312,306,976.40

Finding the Fourth Proportional to 1,771,472,000.40, 2,657,208,000.60 and 1,312,306,976.40

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Solution

The fourth proportional to 1,771,472,000.40, 2,657,208,000.60 and 1,312,306,976.40 is: 1,968,460,464.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,472,000.40 : 2,657,208,000.60 = 1,312,306,976.40 : x
  2. Step 2: Convert to fraction form
    1,771,472,000.40/2,657,208,000.60 = 1,312,306,976.40/x
  3. Step 3: Cross multiply
    1,771,472,000.40x = 2,657,208,000.60 × 1,312,306,976.40
  4. Step 4: Simplify right side
    1,771,472,000.40x = 3,487,072,596,933,275,648
  5. Step 5: Solve for x
    x = 3,487,072,596,933,275,648/1,771,472,000.40
  6. Step 6: Final answer
    x = 1,968,460,464.60

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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.