Home / 37,779,465,143.16-52,135,681,689.36-20,632,553,163

Finding the Fourth Proportional to 37,779,465,143.16, 52,135,681,689.36 and 20,632,553,163

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Solution

The fourth proportional to 37,779,465,143.16, 52,135,681,689.36 and 20,632,553,163 is: 28,472,934,173.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,779,465,143.16 : 52,135,681,689.36 = 20,632,553,163 : x
  2. Step 2: Convert to fraction form
    37,779,465,143.16/52,135,681,689.36 = 20,632,553,163/x
  3. Step 3: Cross multiply
    37,779,465,143.16x = 52,135,681,689.36 × 20,632,553,163
  4. Step 4: Simplify right side
    37,779,465,143.16x = 1,075,692,224,144,965,894,144
  5. Step 5: Solve for x
    x = 1,075,692,224,144,965,894,144/37,779,465,143.16
  6. Step 6: Final answer
    x = 28,472,934,173.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.