Home / 655,927,399.89-983,892,967.59-189,626,783.96

Finding the Fourth Proportional to 655,927,399.89, 983,892,967.59 and 189,626,783.96

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Solution

The fourth proportional to 655,927,399.89, 983,892,967.59 and 189,626,783.96 is: 284,440,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,927,399.89 : 983,892,967.59 = 189,626,783.96 : x
  2. Step 2: Convert to fraction form
    655,927,399.89/983,892,967.59 = 189,626,783.96/x
  3. Step 3: Cross multiply
    655,927,399.89x = 983,892,967.59 × 189,626,783.96
  4. Step 4: Simplify right side
    655,927,399.89x = 186,572,459,200,032,768
  5. Step 5: Solve for x
    x = 186,572,459,200,032,768/655,927,399.89
  6. Step 6: Final answer
    x = 284,440,715.90

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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.