Home / 1,638,564,642,006.40-2,457,846,963,009.50-1,638,564,642,006.40

Finding the Fourth Proportional to 1,638,564,642,006.40, 2,457,846,963,009.50 and 1,638,564,642,006.40

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Solution

The fourth proportional to 1,638,564,642,006.40, 2,457,846,963,009.50 and 1,638,564,642,006.40 is: 2,457,846,963,009.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,564,642,006.40 : 2,457,846,963,009.50 = 1,638,564,642,006.40 : x
  2. Step 2: Convert to fraction form
    1,638,564,642,006.40/2,457,846,963,009.50 = 1,638,564,642,006.40/x
  3. Step 3: Cross multiply
    1,638,564,642,006.40x = 2,457,846,963,009.50 × 1,638,564,642,006.40
  4. Step 4: Simplify right side
    1,638,564,642,006.40x = 4,027,341,129,050,178,654,830,592
  5. Step 5: Solve for x
    x = 4,027,341,129,050,178,654,830,592/1,638,564,642,006.40
  6. Step 6: Final answer
    x = 2,457,846,963,009.50

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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.