Home / 1,076,564,123.60-1,615,602,012.60-463,588,264.40

Finding the Fourth Proportional to 1,076,564,123.60, 1,615,602,012.60 and 463,588,264.40

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Solution

The fourth proportional to 1,076,564,123.60, 1,615,602,012.60 and 463,588,264.40 is: 695,707,869.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,564,123.60 : 1,615,602,012.60 = 463,588,264.40 : x
  2. Step 2: Convert to fraction form
    1,076,564,123.60/1,615,602,012.60 = 463,588,264.40/x
  3. Step 3: Cross multiply
    1,076,564,123.60x = 1,615,602,012.60 × 463,588,264.40
  4. Step 4: Simplify right side
    1,076,564,123.60x = 748,974,132,982,380,800
  5. Step 5: Solve for x
    x = 748,974,132,982,380,800/1,076,564,123.60
  6. Step 6: Final answer
    x = 695,707,869.66

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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.