Home / 6,973,464,772.10-9,623,289,483.59-3,921,640,146.68

Finding the Fourth Proportional to 6,973,464,772.10, 9,623,289,483.59 and 3,921,640,146.68

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Solution

The fourth proportional to 6,973,464,772.10, 9,623,289,483.59 and 3,921,640,146.68 is: 5,411,811,719.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,973,464,772.10 : 9,623,289,483.59 = 3,921,640,146.68 : x
  2. Step 2: Convert to fraction form
    6,973,464,772.10/9,623,289,483.59 = 3,921,640,146.68/x
  3. Step 3: Cross multiply
    6,973,464,772.10x = 9,623,289,483.59 × 3,921,640,146.68
  4. Step 4: Simplify right side
    6,973,464,772.10x = 37,739,078,381,902,266,368
  5. Step 5: Solve for x
    x = 37,739,078,381,902,266,368/6,973,464,772.10
  6. Step 6: Final answer
    x = 5,411,811,719.90

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Double scale
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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.