Home / 1,159,715,816,860.90-1,600,457,430,000.30-645,881,528,935.36

Finding the Fourth Proportional to 1,159,715,816,860.90, 1,600,457,430,000.30 and 645,881,528,935.36

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Solution

The fourth proportional to 1,159,715,816,860.90, 1,600,457,430,000.30 and 645,881,528,935.36 is: 891,344,135,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,715,816,860.90 : 1,600,457,430,000.30 = 645,881,528,935.36 : x
  2. Step 2: Convert to fraction form
    1,159,715,816,860.90/1,600,457,430,000.30 = 645,881,528,935.36/x
  3. Step 3: Cross multiply
    1,159,715,816,860.90x = 1,600,457,430,000.30 × 645,881,528,935.36
  4. Step 4: Simplify right side
    1,159,715,816,860.90x = 1,033,705,891,884,550,714,294,272
  5. Step 5: Solve for x
    x = 1,033,705,891,884,550,714,294,272/1,159,715,816,860.90
  6. Step 6: Final answer
    x = 891,344,135,223.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.