Home / 1,076,688,009.10-1,615,032,013.65-349,750,204.30

Finding the Fourth Proportional to 1,076,688,009.10, 1,615,032,013.65 and 349,750,204.30

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Solution

The fourth proportional to 1,076,688,009.10, 1,615,032,013.65 and 349,750,204.30 is: 524,625,306.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,688,009.10 : 1,615,032,013.65 = 349,750,204.30 : x
  2. Step 2: Convert to fraction form
    1,076,688,009.10/1,615,032,013.65 = 349,750,204.30/x
  3. Step 3: Cross multiply
    1,076,688,009.10x = 1,615,032,013.65 × 349,750,204.30
  4. Step 4: Simplify right side
    1,076,688,009.10x = 564,857,776,725,127,936
  5. Step 5: Solve for x
    x = 564,857,776,725,127,936/1,076,688,009.10
  6. Step 6: Final answer
    x = 524,625,306.45

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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.