Home / 1,868,648,719.40-2,802,973,079.10-1,868,648,719.40

Finding the Fourth Proportional to 1,868,648,719.40, 2,802,973,079.10 and 1,868,648,719.40

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Solution

The fourth proportional to 1,868,648,719.40, 2,802,973,079.10 and 1,868,648,719.40 is: 2,802,973,079.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,648,719.40 : 2,802,973,079.10 = 1,868,648,719.40 : x
  2. Step 2: Convert to fraction form
    1,868,648,719.40/2,802,973,079.10 = 1,868,648,719.40/x
  3. Step 3: Cross multiply
    1,868,648,719.40x = 2,802,973,079.10 × 1,868,648,719.40
  4. Step 4: Simplify right side
    1,868,648,719.40x = 5,237,772,054,772,889,600
  5. Step 5: Solve for x
    x = 5,237,772,054,772,889,600/1,868,648,719.40
  6. Step 6: Final answer
    x = 2,802,973,079.10

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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.