Home / 1,075,915,497.60-1,613,873,246.40-640,559,030.40

Finding the Fourth Proportional to 1,075,915,497.60, 1,613,873,246.40 and 640,559,030.40

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Solution

The fourth proportional to 1,075,915,497.60, 1,613,873,246.40 and 640,559,030.40 is: 960,838,545.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,915,497.60 : 1,613,873,246.40 = 640,559,030.40 : x
  2. Step 2: Convert to fraction form
    1,075,915,497.60/1,613,873,246.40 = 640,559,030.40/x
  3. Step 3: Cross multiply
    1,075,915,497.60x = 1,613,873,246.40 × 640,559,030.40
  4. Step 4: Simplify right side
    1,075,915,497.60x = 1,033,781,081,902,484,352
  5. Step 5: Solve for x
    x = 1,033,781,081,902,484,352/1,075,915,497.60
  6. Step 6: Final answer
    x = 960,838,545.60

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1.5x scale

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.