Home / 1,968,573,326.32-2,953,506,577.20-805,020,457.60

Finding the Fourth Proportional to 1,968,573,326.32, 2,953,506,577.20 and 805,020,457.60

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Solution

The fourth proportional to 1,968,573,326.32, 2,953,506,577.20 and 805,020,457.60 is: 1,207,795,099.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,573,326.32 : 2,953,506,577.20 = 805,020,457.60 : x
  2. Step 2: Convert to fraction form
    1,968,573,326.32/2,953,506,577.20 = 805,020,457.60/x
  3. Step 3: Cross multiply
    1,968,573,326.32x = 2,953,506,577.20 × 805,020,457.60
  4. Step 4: Simplify right side
    1,968,573,326.32x = 2,377,633,216,302,153,728
  5. Step 5: Solve for x
    x = 2,377,633,216,302,153,728/1,968,573,326.32
  6. Step 6: Final answer
    x = 1,207,795,099.38

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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.