Home / 859,413,669,707.55-1,185,994,551,343.90-468,788,746,130.45

Finding the Fourth Proportional to 859,413,669,707.55, 1,185,994,551,343.90 and 468,788,746,130.45

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Solution

The fourth proportional to 859,413,669,707.55, 1,185,994,551,343.90 and 468,788,746,130.45 is: 646,930,480,907.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,413,669,707.55 : 1,185,994,551,343.90 = 468,788,746,130.45 : x
  2. Step 2: Convert to fraction form
    859,413,669,707.55/1,185,994,551,343.90 = 468,788,746,130.45/x
  3. Step 3: Cross multiply
    859,413,669,707.55x = 1,185,994,551,343.90 × 468,788,746,130.45
  4. Step 4: Simplify right side
    859,413,669,707.55x = 555,980,898,642,052,446,683,136
  5. Step 5: Solve for x
    x = 555,980,898,642,052,446,683,136/859,413,669,707.55
  6. Step 6: Final answer
    x = 646,930,480,907.11

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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.