Home / 93,312,457.20-139,968,685.80-67,614,332.40

Finding the Fourth Proportional to 93,312,457.20, 139,968,685.80 and 67,614,332.40

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Solution

The fourth proportional to 93,312,457.20, 139,968,685.80 and 67,614,332.40 is: 101,421,498.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,457.20 : 139,968,685.80 = 67,614,332.40 : x
  2. Step 2: Convert to fraction form
    93,312,457.20/139,968,685.80 = 67,614,332.40/x
  3. Step 3: Cross multiply
    93,312,457.20x = 139,968,685.80 × 67,614,332.40
  4. Step 4: Simplify right side
    93,312,457.20x = 9,463,889,247,272,362
  5. Step 5: Solve for x
    x = 9,463,889,247,272,362/93,312,457.20
  6. Step 6: Final answer
    x = 101,421,498.60

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Similar ratio
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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.