Home / 1,051,573,956.53-1,443,572,961.01-902,636,509.41

Finding the Fourth Proportional to 1,051,573,956.53, 1,443,572,961.01 and 902,636,509.41

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Solution

The fourth proportional to 1,051,573,956.53, 1,443,572,961.01 and 902,636,509.41 is: 1,239,115,566.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,573,956.53 : 1,443,572,961.01 = 902,636,509.41 : x
  2. Step 2: Convert to fraction form
    1,051,573,956.53/1,443,572,961.01 = 902,636,509.41/x
  3. Step 3: Cross multiply
    1,051,573,956.53x = 1,443,572,961.01 × 902,636,509.41
  4. Step 4: Simplify right side
    1,051,573,956.53x = 1,303,021,658,602,467,840
  5. Step 5: Solve for x
    x = 1,303,021,658,602,467,840/1,051,573,956.53
  6. Step 6: Final answer
    x = 1,239,115,566.26

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.