Home / 403,039,240,427.70-604,643,767,345.67-130,742,227,734.97

Finding the Fourth Proportional to 403,039,240,427.70, 604,643,767,345.67 and 130,742,227,734.97

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Solution

The fourth proportional to 403,039,240,427.70, 604,643,767,345.67 and 130,742,227,734.97 is: 196,140,884,557.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,039,240,427.70 : 604,643,767,345.67 = 130,742,227,734.97 : x
  2. Step 2: Convert to fraction form
    403,039,240,427.70/604,643,767,345.67 = 130,742,227,734.97/x
  3. Step 3: Cross multiply
    403,039,240,427.70x = 604,643,767,345.67 × 130,742,227,734.97
  4. Step 4: Simplify right side
    403,039,240,427.70x = 79,052,473,128,837,804,195,840
  5. Step 5: Solve for x
    x = 79,052,473,128,837,804,195,840/403,039,240,427.70
  6. Step 6: Final answer
    x = 196,140,884,557.42

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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.