Home / 897,264,666.30-1,345,896,999.45-413,535,258.30

Finding the Fourth Proportional to 897,264,666.30, 1,345,896,999.45 and 413,535,258.30

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Solution

The fourth proportional to 897,264,666.30, 1,345,896,999.45 and 413,535,258.30 is: 620,302,887.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,264,666.30 : 1,345,896,999.45 = 413,535,258.30 : x
  2. Step 2: Convert to fraction form
    897,264,666.30/1,345,896,999.45 = 413,535,258.30/x
  3. Step 3: Cross multiply
    897,264,666.30x = 1,345,896,999.45 × 413,535,258.30
  4. Step 4: Simplify right side
    897,264,666.30x = 556,575,863,312,750,720
  5. Step 5: Solve for x
    x = 556,575,863,312,750,720/897,264,666.30
  6. Step 6: Final answer
    x = 620,302,887.45

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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.