Home / 93,312,309.10-139,968,463.65-70,637,493.10

Finding the Fourth Proportional to 93,312,309.10, 139,968,463.65 and 70,637,493.10

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Solution

The fourth proportional to 93,312,309.10, 139,968,463.65 and 70,637,493.10 is: 105,956,239.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,309.10 : 139,968,463.65 = 70,637,493.10 : x
  2. Step 2: Convert to fraction form
    93,312,309.10/139,968,463.65 = 70,637,493.10/x
  3. Step 3: Cross multiply
    93,312,309.10x = 139,968,463.65 × 70,637,493.10
  4. Step 4: Simplify right side
    93,312,309.10x = 9,887,021,385,294,476
  5. Step 5: Solve for x
    x = 9,887,021,385,294,476/93,312,309.10
  6. Step 6: Final answer
    x = 105,956,239.65

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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.