Home / 5,349,553,715.53-7,382,473,038.75-2,938,459,148.74

Finding the Fourth Proportional to 5,349,553,715.53, 7,382,473,038.75 and 2,938,459,148.74

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Solution

The fourth proportional to 5,349,553,715.53, 7,382,473,038.75 and 2,938,459,148.74 is: 4,055,122,463.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349,553,715.53 : 7,382,473,038.75 = 2,938,459,148.74 : x
  2. Step 2: Convert to fraction form
    5,349,553,715.53/7,382,473,038.75 = 2,938,459,148.74/x
  3. Step 3: Cross multiply
    5,349,553,715.53x = 7,382,473,038.75 × 2,938,459,148.74
  4. Step 4: Simplify right side
    5,349,553,715.53x = 21,693,095,441,061,351,424
  5. Step 5: Solve for x
    x = 21,693,095,441,061,351,424/5,349,553,715.53
  6. Step 6: Final answer
    x = 4,055,122,463.41

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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.