Home / 109,307,091,007.80-163,960,636,511.70-65,190,968,998.20

Finding the Fourth Proportional to 109,307,091,007.80, 163,960,636,511.70 and 65,190,968,998.20

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Solution

The fourth proportional to 109,307,091,007.80, 163,960,636,511.70 and 65,190,968,998.20 is: 97,786,453,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,307,091,007.80 : 163,960,636,511.70 = 65,190,968,998.20 : x
  2. Step 2: Convert to fraction form
    109,307,091,007.80/163,960,636,511.70 = 65,190,968,998.20/x
  3. Step 3: Cross multiply
    109,307,091,007.80x = 163,960,636,511.70 × 65,190,968,998.20
  4. Step 4: Simplify right side
    109,307,091,007.80x = 10,688,752,771,759,373,025,280
  5. Step 5: Solve for x
    x = 10,688,752,771,759,373,025,280/109,307,091,007.80
  6. Step 6: Final answer
    x = 97,786,453,497.30

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1.5x scale

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.