Home / 2,779,680,983.26-4,169,518,128.74-709,402,966.60

Finding the Fourth Proportional to 2,779,680,983.26, 4,169,518,128.74 and 709,402,966.60

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Solution

The fourth proportional to 2,779,680,983.26, 4,169,518,128.74 and 709,402,966.60 is: 1,064,103,595.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,680,983.26 : 4,169,518,128.74 = 709,402,966.60 : x
  2. Step 2: Convert to fraction form
    2,779,680,983.26/4,169,518,128.74 = 709,402,966.60/x
  3. Step 3: Cross multiply
    2,779,680,983.26x = 4,169,518,128.74 × 709,402,966.60
  4. Step 4: Simplify right side
    2,779,680,983.26x = 2,957,868,529,820,636,672
  5. Step 5: Solve for x
    x = 2,957,868,529,820,636,672/2,779,680,983.26
  6. Step 6: Final answer
    x = 1,064,103,595.93

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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.