Home / 1,249,843,435,908.60-1,874,765,153,862.90-400,985,773,485.10

Finding the Fourth Proportional to 1,249,843,435,908.60, 1,874,765,153,862.90 and 400,985,773,485.10

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Solution

The fourth proportional to 1,249,843,435,908.60, 1,874,765,153,862.90 and 400,985,773,485.10 is: 601,478,660,227.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,843,435,908.60 : 1,874,765,153,862.90 = 400,985,773,485.10 : x
  2. Step 2: Convert to fraction form
    1,249,843,435,908.60/1,874,765,153,862.90 = 400,985,773,485.10/x
  3. Step 3: Cross multiply
    1,249,843,435,908.60x = 1,874,765,153,862.90 × 400,985,773,485.10
  4. Step 4: Simplify right side
    1,249,843,435,908.60x = 751,754,155,324,627,316,899,840
  5. Step 5: Solve for x
    x = 751,754,155,324,627,316,899,840/1,249,843,435,908.60
  6. Step 6: Final answer
    x = 601,478,660,227.65

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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.