Home / 131,075,516,388.60-180,884,689,318.95-70,928,485,471.35

Finding the Fourth Proportional to 131,075,516,388.60, 180,884,689,318.95 and 70,928,485,471.35

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Solution

The fourth proportional to 131,075,516,388.60, 180,884,689,318.95 and 70,928,485,471.35 is: 97,881,567,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,075,516,388.60 : 180,884,689,318.95 = 70,928,485,471.35 : x
  2. Step 2: Convert to fraction form
    131,075,516,388.60/180,884,689,318.95 = 70,928,485,471.35/x
  3. Step 3: Cross multiply
    131,075,516,388.60x = 180,884,689,318.95 × 70,928,485,471.35
  4. Step 4: Simplify right side
    131,075,516,388.60x = 12,829,877,058,348,804,734,976
  5. Step 5: Solve for x
    x = 12,829,877,058,348,804,734,976/131,075,516,388.60
  6. Step 6: Final answer
    x = 97,881,567,907.10

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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.