Home / 1,868,648,770.40-2,802,973,155.60-1,868,648,770.40

Finding the Fourth Proportional to 1,868,648,770.40, 2,802,973,155.60 and 1,868,648,770.40

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Solution

The fourth proportional to 1,868,648,770.40, 2,802,973,155.60 and 1,868,648,770.40 is: 2,802,973,155.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,648,770.40 : 2,802,973,155.60 = 1,868,648,770.40 : x
  2. Step 2: Convert to fraction form
    1,868,648,770.40/2,802,973,155.60 = 1,868,648,770.40/x
  3. Step 3: Cross multiply
    1,868,648,770.40x = 2,802,973,155.60 × 1,868,648,770.40
  4. Step 4: Simplify right side
    1,868,648,770.40x = 5,237,772,340,676,148,224
  5. Step 5: Solve for x
    x = 5,237,772,340,676,148,224/1,868,648,770.40
  6. Step 6: Final answer
    x = 2,802,973,155.60

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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.