Home / 56,852,993,802.91-78,459,583,083.90-31,478,467,376.71

Finding the Fourth Proportional to 56,852,993,802.91, 78,459,583,083.90 and 31,478,467,376.71

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Solution

The fourth proportional to 56,852,993,802.91, 78,459,583,083.90 and 31,478,467,376.71 is: 43,441,642,406.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,852,993,802.91 : 78,459,583,083.90 = 31,478,467,376.71 : x
  2. Step 2: Convert to fraction form
    56,852,993,802.91/78,459,583,083.90 = 31,478,467,376.71/x
  3. Step 3: Cross multiply
    56,852,993,802.91x = 78,459,583,083.90 × 31,478,467,376.71
  4. Step 4: Simplify right side
    56,852,993,802.91x = 2,469,787,426,496,813,465,600
  5. Step 5: Solve for x
    x = 2,469,787,426,496,813,465,600/56,852,993,802.91
  6. Step 6: Final answer
    x = 43,441,642,406.01

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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.