Home / 8,989,919,758,397.40-12,403,962,942,579-5,087,991,258,699.40

Finding the Fourth Proportional to 8,989,919,758,397.40, 12,403,962,942,579 and 5,087,991,258,699.40

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Solution

The fourth proportional to 8,989,919,758,397.40, 12,403,962,942,579 and 5,087,991,258,699.40 is: 7,020,224,509,359.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,919,758,397.40 : 12,403,962,942,579 = 5,087,991,258,699.40 : x
  2. Step 2: Convert to fraction form
    8,989,919,758,397.40/12,403,962,942,579 = 5,087,991,258,699.40/x
  3. Step 3: Cross multiply
    8,989,919,758,397.40x = 12,403,962,942,579 × 5,087,991,258,699.40
  4. Step 4: Simplify right side
    8,989,919,758,397.40x = 63,111,255,025,073,246,466,736,128
  5. Step 5: Solve for x
    x = 63,111,255,025,073,246,466,736,128/8,989,919,758,397.40
  6. Step 6: Final answer
    x = 7,020,224,509,359.12

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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.