Home / 756,076,547.70-1,134,114,821.55-603,021,539.70

Finding the Fourth Proportional to 756,076,547.70, 1,134,114,821.55 and 603,021,539.70

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Solution

The fourth proportional to 756,076,547.70, 1,134,114,821.55 and 603,021,539.70 is: 904,532,309.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,076,547.70 : 1,134,114,821.55 = 603,021,539.70 : x
  2. Step 2: Convert to fraction form
    756,076,547.70/1,134,114,821.55 = 603,021,539.70/x
  3. Step 3: Cross multiply
    756,076,547.70x = 1,134,114,821.55 × 603,021,539.70
  4. Step 4: Simplify right side
    756,076,547.70x = 683,895,665,887,671,808
  5. Step 5: Solve for x
    x = 683,895,665,887,671,808/756,076,547.70
  6. Step 6: Final answer
    x = 904,532,309.55

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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.