Finding the Fourth Proportional to 153,009,603.84, 211,073,701.63 and 97,159,468.80
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Solution
The fourth proportional to 153,009,603.84, 211,073,701.63 and 97,159,468.80 is: 134,029,552.48
Step by Step Solution
- Step 1: Write the proportion equation
153,009,603.84 : 211,073,701.63 = 97,159,468.80 : x - Step 2: Convert to fraction form
153,009,603.84/211,073,701.63 = 97,159,468.80/x - Step 3: Cross multiply
153,009,603.84x = 211,073,701.63 × 97,159,468.80 - Step 4: Simplify right side
153,009,603.84x = 20,507,808,728,020,492 - Step 5: Solve for x
x = 20,507,808,728,020,492/153,009,603.84 - Step 6: Final answer
x = 134,029,552.48
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.