Home / 9,702,413,386.68-13,389,370,821.60-5,247,077,763.16

Finding the Fourth Proportional to 9,702,413,386.68, 13,389,370,821.60 and 5,247,077,763.16

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Solution

The fourth proportional to 9,702,413,386.68, 13,389,370,821.60 and 5,247,077,763.16 is: 7,240,989,133.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,702,413,386.68 : 13,389,370,821.60 = 5,247,077,763.16 : x
  2. Step 2: Convert to fraction form
    9,702,413,386.68/13,389,370,821.60 = 5,247,077,763.16/x
  3. Step 3: Cross multiply
    9,702,413,386.68x = 13,389,370,821.60 × 5,247,077,763.16
  4. Step 4: Simplify right side
    9,702,413,386.68x = 70,255,069,900,720,701,440
  5. Step 5: Solve for x
    x = 70,255,069,900,720,701,440/9,702,413,386.68
  6. Step 6: Final answer
    x = 7,240,989,133.40

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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.