Home / 1,014,768,110.90-1,522,152,166.35-579,411,643.70

Finding the Fourth Proportional to 1,014,768,110.90, 1,522,152,166.35 and 579,411,643.70

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Solution

The fourth proportional to 1,014,768,110.90, 1,522,152,166.35 and 579,411,643.70 is: 869,117,465.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,768,110.90 : 1,522,152,166.35 = 579,411,643.70 : x
  2. Step 2: Convert to fraction form
    1,014,768,110.90/1,522,152,166.35 = 579,411,643.70/x
  3. Step 3: Cross multiply
    1,014,768,110.90x = 1,522,152,166.35 × 579,411,643.70
  4. Step 4: Simplify right side
    1,014,768,110.90x = 881,952,688,666,369,408
  5. Step 5: Solve for x
    x = 881,952,688,666,369,408/1,014,768,110.90
  6. Step 6: Final answer
    x = 869,117,465.55

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Double scale
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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.