Home / 93,076,302.96-128,459,262.10-70,712,487.75

Finding the Fourth Proportional to 93,076,302.96, 128,459,262.10 and 70,712,487.75

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Solution

The fourth proportional to 93,076,302.96, 128,459,262.10 and 70,712,487.75 is: 97,593,841.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,076,302.96 : 128,459,262.10 = 70,712,487.75 : x
  2. Step 2: Convert to fraction form
    93,076,302.96/128,459,262.10 = 70,712,487.75/x
  3. Step 3: Cross multiply
    93,076,302.96x = 128,459,262.10 × 70,712,487.75
  4. Step 4: Simplify right side
    93,076,302.96x = 9,083,673,997,995,220
  5. Step 5: Solve for x
    x = 9,083,673,997,995,220/93,076,302.96
  6. Step 6: Final answer
    x = 97,593,841.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.