Home / 105,190,946,511.84-157,784,209,138.44-25,602,940,223.10

Finding the Fourth Proportional to 105,190,946,511.84, 157,784,209,138.44 and 25,602,940,223.10

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Solution

The fourth proportional to 105,190,946,511.84, 157,784,209,138.44 and 25,602,940,223.10 is: 38,403,872,278.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,190,946,511.84 : 157,784,209,138.44 = 25,602,940,223.10 : x
  2. Step 2: Convert to fraction form
    105,190,946,511.84/157,784,209,138.44 = 25,602,940,223.10/x
  3. Step 3: Cross multiply
    105,190,946,511.84x = 157,784,209,138.44 × 25,602,940,223.10
  4. Step 4: Simplify right side
    105,190,946,511.84x = 4,039,739,674,720,588,005,376
  5. Step 5: Solve for x
    x = 4,039,739,674,720,588,005,376/105,190,946,511.84
  6. Step 6: Final answer
    x = 38,403,872,278.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.