Home / 1,891,128,193.16-2,838,413,681.02-1,006,556,190.89

Finding the Fourth Proportional to 1,891,128,193.16, 2,838,413,681.02 and 1,006,556,190.89

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Solution

The fourth proportional to 1,891,128,193.16, 2,838,413,681.02 and 1,006,556,190.89 is: 1,510,750,499.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,128,193.16 : 2,838,413,681.02 = 1,006,556,190.89 : x
  2. Step 2: Convert to fraction form
    1,891,128,193.16/2,838,413,681.02 = 1,006,556,190.89/x
  3. Step 3: Cross multiply
    1,891,128,193.16x = 2,838,413,681.02 × 1,006,556,190.89
  4. Step 4: Simplify right side
    1,891,128,193.16x = 2,857,022,862,941,975,040
  5. Step 5: Solve for x
    x = 2,857,022,862,941,975,040/1,891,128,193.16
  6. Step 6: Final answer
    x = 1,510,750,499.77

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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.