Home / 1,561,778,881,657.80-2,343,572,133,828.90-655,135,490,511.15

Finding the Fourth Proportional to 1,561,778,881,657.80, 2,343,572,133,828.90 and 655,135,490,511.15

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Solution

The fourth proportional to 1,561,778,881,657.80, 2,343,572,133,828.90 and 655,135,490,511.15 is: 983,082,366,829.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,778,881,657.80 : 2,343,572,133,828.90 = 655,135,490,511.15 : x
  2. Step 2: Convert to fraction form
    1,561,778,881,657.80/2,343,572,133,828.90 = 655,135,490,511.15/x
  3. Step 3: Cross multiply
    1,561,778,881,657.80x = 2,343,572,133,828.90 × 655,135,490,511.15
  4. Step 4: Simplify right side
    1,561,778,881,657.80x = 1,535,357,279,444,258,999,238,656
  5. Step 5: Solve for x
    x = 1,535,357,279,444,258,999,238,656/1,561,778,881,657.80
  6. Step 6: Final answer
    x = 983,082,366,829.36

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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.