Home / 1,780,867,176,123.40-2,457,461,830,577.50-999,449,386,500.70

Finding the Fourth Proportional to 1,780,867,176,123.40, 2,457,461,830,577.50 and 999,449,386,500.70

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Solution

The fourth proportional to 1,780,867,176,123.40, 2,457,461,830,577.50 and 999,449,386,500.70 is: 1,379,164,460,915.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,867,176,123.40 : 2,457,461,830,577.50 = 999,449,386,500.70 : x
  2. Step 2: Convert to fraction form
    1,780,867,176,123.40/2,457,461,830,577.50 = 999,449,386,500.70/x
  3. Step 3: Cross multiply
    1,780,867,176,123.40x = 2,457,461,830,577.50 × 999,449,386,500.70
  4. Step 4: Simplify right side
    1,780,867,176,123.40x = 2,456,108,718,919,569,377,329,152
  5. Step 5: Solve for x
    x = 2,456,108,718,919,569,377,329,152/1,780,867,176,123.40
  6. Step 6: Final answer
    x = 1,379,164,460,915.07

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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.