Home / 1,870,142,419.60-2,803,363,427.40-885,838,892.20

Finding the Fourth Proportional to 1,870,142,419.60, 2,803,363,427.40 and 885,838,892.20

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Solution

The fourth proportional to 1,870,142,419.60, 2,803,363,427.40 and 885,838,892.20 is: 1,327,881,944.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,142,419.60 : 2,803,363,427.40 = 885,838,892.20 : x
  2. Step 2: Convert to fraction form
    1,870,142,419.60/2,803,363,427.40 = 885,838,892.20/x
  3. Step 3: Cross multiply
    1,870,142,419.60x = 2,803,363,427.40 × 885,838,892.20
  4. Step 4: Simplify right side
    1,870,142,419.60x = 2,483,328,352,962,011,136
  5. Step 5: Solve for x
    x = 2,483,328,352,962,011,136/1,870,142,419.60
  6. Step 6: Final answer
    x = 1,327,881,944.68

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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.