Home / 885,688,767.40-1,328,533,151.10-579,924,005.80

Finding the Fourth Proportional to 885,688,767.40, 1,328,533,151.10 and 579,924,005.80

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Solution

The fourth proportional to 885,688,767.40, 1,328,533,151.10 and 579,924,005.80 is: 869,886,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,688,767.40 : 1,328,533,151.10 = 579,924,005.80 : x
  2. Step 2: Convert to fraction form
    885,688,767.40/1,328,533,151.10 = 579,924,005.80/x
  3. Step 3: Cross multiply
    885,688,767.40x = 1,328,533,151.10 × 579,924,005.80
  4. Step 4: Simplify right side
    885,688,767.40x = 770,448,266,824,008,576
  5. Step 5: Solve for x
    x = 770,448,266,824,008,576/885,688,767.40
  6. Step 6: Final answer
    x = 869,886,008.70

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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.