Home / 1,333,495,420.35-2,000,243,130.53-1,258,668,527.55

Finding the Fourth Proportional to 1,333,495,420.35, 2,000,243,130.53 and 1,258,668,527.55

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Solution

The fourth proportional to 1,333,495,420.35, 2,000,243,130.53 and 1,258,668,527.55 is: 1,888,002,791.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,495,420.35 : 2,000,243,130.53 = 1,258,668,527.55 : x
  2. Step 2: Convert to fraction form
    1,333,495,420.35/2,000,243,130.53 = 1,258,668,527.55/x
  3. Step 3: Cross multiply
    1,333,495,420.35x = 2,000,243,130.53 × 1,258,668,527.55
  4. Step 4: Simplify right side
    1,333,495,420.35x = 2,517,643,075,839,904,256
  5. Step 5: Solve for x
    x = 2,517,643,075,839,904,256/1,333,495,420.35
  6. Step 6: Final answer
    x = 1,888,002,791.33

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Double scale
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1.5x scale

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.