Home / 8,878,813,239.09-12,254,341,008.34-5,310,912,673.22

Finding the Fourth Proportional to 8,878,813,239.09, 12,254,341,008.34 and 5,310,912,673.22

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Solution

The fourth proportional to 8,878,813,239.09, 12,254,341,008.34 and 5,310,912,673.22 is: 7,330,003,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878,813,239.09 : 12,254,341,008.34 = 5,310,912,673.22 : x
  2. Step 2: Convert to fraction form
    8,878,813,239.09/12,254,341,008.34 = 5,310,912,673.22/x
  3. Step 3: Cross multiply
    8,878,813,239.09x = 12,254,341,008.34 × 5,310,912,673.22
  4. Step 4: Simplify right side
    8,878,813,239.09x = 65,081,734,963,118,964,736
  5. Step 5: Solve for x
    x = 65,081,734,963,118,964,736/8,878,813,239.09
  6. Step 6: Final answer
    x = 7,330,003,820.40

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1.5x scale

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.