Home / 1,476,830,140.86-2,038,653,123.03-920,188,213.50

Finding the Fourth Proportional to 1,476,830,140.86, 2,038,653,123.03 and 920,188,213.50

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Solution

The fourth proportional to 1,476,830,140.86, 2,038,653,123.03 and 920,188,213.50 is: 1,270,250,737.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,830,140.86 : 2,038,653,123.03 = 920,188,213.50 : x
  2. Step 2: Convert to fraction form
    1,476,830,140.86/2,038,653,123.03 = 920,188,213.50/x
  3. Step 3: Cross multiply
    1,476,830,140.86x = 2,038,653,123.03 × 920,188,213.50
  4. Step 4: Simplify right side
    1,476,830,140.86x = 1,875,944,575,227,171,328
  5. Step 5: Solve for x
    x = 1,875,944,575,227,171,328/1,476,830,140.86
  6. Step 6: Final answer
    x = 1,270,250,737.25

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1.5x scale

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.