Home / 8,420,359,417,139-11,620,164,223,076-4,666,106,734,158.20

Finding the Fourth Proportional to 8,420,359,417,139, 11,620,164,223,076 and 4,666,106,734,158.20

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Solution

The fourth proportional to 8,420,359,417,139, 11,620,164,223,076 and 4,666,106,734,158.20 is: 6,439,265,101,078.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,420,359,417,139 : 11,620,164,223,076 = 4,666,106,734,158.20 : x
  2. Step 2: Convert to fraction form
    8,420,359,417,139/11,620,164,223,076 = 4,666,106,734,158.20/x
  3. Step 3: Cross multiply
    8,420,359,417,139x = 11,620,164,223,076 × 4,666,106,734,158.20
  4. Step 4: Simplify right side
    8,420,359,417,139x = 54,220,926,533,319,116,799,868,928
  5. Step 5: Solve for x
    x = 54,220,926,533,319,116,799,868,928/8,420,359,417,139
  6. Step 6: Final answer
    x = 6,439,265,101,078.29

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Double scale
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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.