Home / 1,330,578,938,843.90-1,995,589,117,341.70-375,294,134,566.20

Finding the Fourth Proportional to 1,330,578,938,843.90, 1,995,589,117,341.70 and 375,294,134,566.20

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Solution

The fourth proportional to 1,330,578,938,843.90, 1,995,589,117,341.70 and 375,294,134,566.20 is: 562,862,426,932.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,578,938,843.90 : 1,995,589,117,341.70 = 375,294,134,566.20 : x
  2. Step 2: Convert to fraction form
    1,330,578,938,843.90/1,995,589,117,341.70 = 375,294,134,566.20/x
  3. Step 3: Cross multiply
    1,330,578,938,843.90x = 1,995,589,117,341.70 × 375,294,134,566.20
  4. Step 4: Simplify right side
    1,330,578,938,843.90x = 748,932,890,742,480,296,738,816
  5. Step 5: Solve for x
    x = 748,932,890,742,480,296,738,816/1,330,578,938,843.90
  6. Step 6: Final answer
    x = 562,862,426,932.15

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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.