Home / 9,079,623,420-12,529,885,693.32-5,065,293,702.98

Finding the Fourth Proportional to 9,079,623,420, 12,529,885,693.32 and 5,065,293,702.98

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Solution

The fourth proportional to 9,079,623,420, 12,529,885,693.32 and 5,065,293,702.98 is: 6,990,108,307.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079,623,420 : 12,529,885,693.32 = 5,065,293,702.98 : x
  2. Step 2: Convert to fraction form
    9,079,623,420/12,529,885,693.32 = 5,065,293,702.98/x
  3. Step 3: Cross multiply
    9,079,623,420x = 12,529,885,693.32 × 5,065,293,702.98
  4. Step 4: Simplify right side
    9,079,623,420x = 63,467,551,101,370,343,424
  5. Step 5: Solve for x
    x = 63,467,551,101,370,343,424/9,079,623,420
  6. Step 6: Final answer
    x = 6,990,108,307.97

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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.