Home / 93,312,087.90-139,968,131.85-70,133,387.10

Finding the Fourth Proportional to 93,312,087.90, 139,968,131.85 and 70,133,387.10

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Solution

The fourth proportional to 93,312,087.90, 139,968,131.85 and 70,133,387.10 is: 105,200,080.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,087.90 : 139,968,131.85 = 70,133,387.10 : x
  2. Step 2: Convert to fraction form
    93,312,087.90/139,968,131.85 = 70,133,387.10/x
  3. Step 3: Cross multiply
    93,312,087.90x = 139,968,131.85 × 70,133,387.10
  4. Step 4: Simplify right side
    93,312,087.90x = 9,816,439,172,699,888
  5. Step 5: Solve for x
    x = 9,816,439,172,699,888/93,312,087.90
  6. Step 6: Final answer
    x = 105,200,080.65

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Double scale
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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.