Home / 6,973,464,774.10-9,623,289,486.34-3,921,640,148.68

Finding the Fourth Proportional to 6,973,464,774.10, 9,623,289,486.34 and 3,921,640,148.68

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Solution

The fourth proportional to 6,973,464,774.10, 9,623,289,486.34 and 3,921,640,148.68 is: 5,411,811,722.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,973,464,774.10 : 9,623,289,486.34 = 3,921,640,148.68 : x
  2. Step 2: Convert to fraction form
    6,973,464,774.10/9,623,289,486.34 = 3,921,640,148.68/x
  3. Step 3: Cross multiply
    6,973,464,774.10x = 9,623,289,486.34 × 3,921,640,148.68
  4. Step 4: Simplify right side
    6,973,464,774.10x = 37,739,078,412,001,075,200
  5. Step 5: Solve for x
    x = 37,739,078,412,001,075,200/6,973,464,774.10
  6. Step 6: Final answer
    x = 5,411,811,722.66

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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.